diff --git a/website/app/Http/Controllers/Account/BillingController.php b/website/app/Http/Controllers/Account/BillingController.php
index fe5c71f..3cc291a 100644
--- a/website/app/Http/Controllers/Account/BillingController.php
+++ b/website/app/Http/Controllers/Account/BillingController.php
@@ -7,6 +7,7 @@ namespace App\Http\Controllers\Account;
 use App\Http\Controllers\Controller;
 use App\Models\Invoice;
 use App\Services\Billing\BillingServiceFactory;
+use Barryvdh\DomPDF\Facade\Pdf;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
@@ -93,13 +94,11 @@ class BillingController extends Controller
             abort(403);
         }
 
-        if ($invoice->invoice_pdf) {
-            return redirect($invoice->invoice_pdf);
-        }
+        $invoice->load(['user', 'items']);
 
-        // Generate a basic invoice download as JSON for now
-        // PDF generation will be added with a dedicated package
-        return response()->json($invoice->load('items'));
+        $pdf = Pdf::loadView('pdf.invoice', ['invoice' => $invoice]);
+
+        return $pdf->download("invoice-{$invoice->number}.pdf");
     }
 
     public function transactions(Request $request): Response
diff --git a/website/app/Http/Controllers/Admin/InvoiceController.php b/website/app/Http/Controllers/Admin/InvoiceController.php
index a8fb7dd..660c2a0 100644
--- a/website/app/Http/Controllers/Admin/InvoiceController.php
+++ b/website/app/Http/Controllers/Admin/InvoiceController.php
@@ -7,6 +7,7 @@ namespace App\Http\Controllers\Admin;
 use App\Http\Controllers\Controller;
 use App\Models\AuditLog;
 use App\Models\Invoice;
+use Barryvdh\DomPDF\Facade\Pdf;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 use Inertia\Inertia;
@@ -59,6 +60,15 @@ class InvoiceController extends Controller
         ]);
     }
 
+    public function download(Invoice $invoice): \Symfony\Component\HttpFoundation\Response
+    {
+        $invoice->load(['user', 'items']);
+
+        $pdf = Pdf::loadView('pdf.invoice', ['invoice' => $invoice]);
+
+        return $pdf->download("invoice-{$invoice->number}.pdf");
+    }
+
     public function void(Invoice $invoice): RedirectResponse
     {
         $invoice->update(['status' => 'void']);
diff --git a/website/composer.json b/website/composer.json
index f1d42ec..65746c7 100644
--- a/website/composer.json
+++ b/website/composer.json
@@ -10,6 +10,7 @@
     "license": "MIT",
     "require": {
         "php": "^8.2",
+        "barryvdh/laravel-dompdf": "^3.1",
         "inertiajs/inertia-laravel": "^2.0",
         "laravel/cashier": "^16.2",
         "laravel/fortify": "^1.34",
diff --git a/website/composer.lock b/website/composer.lock
index b55eea2..fc2b7ca 100644
--- a/website/composer.lock
+++ b/website/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "7ed919792a4edfaad8af686d9fdf0522",
+    "content-hash": "5c74851b1987089bba21c4645c42a0f3",
     "packages": [
         {
             "name": "bacon/bacon-qr-code",
@@ -61,6 +61,83 @@
             },
             "time": "2025-11-19T17:15:36+00:00"
         },
+        {
+            "name": "barryvdh/laravel-dompdf",
+            "version": "v3.1.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/barryvdh/laravel-dompdf.git",
+                "reference": "8e71b99fc53bb8eb77f316c3c452dd74ab7cb25d"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/barryvdh/laravel-dompdf/zipball/8e71b99fc53bb8eb77f316c3c452dd74ab7cb25d",
+                "reference": "8e71b99fc53bb8eb77f316c3c452dd74ab7cb25d",
+                "shasum": ""
+            },
+            "require": {
+                "dompdf/dompdf": "^3.0",
+                "illuminate/support": "^9|^10|^11|^12",
+                "php": "^8.1"
+            },
+            "require-dev": {
+                "larastan/larastan": "^2.7|^3.0",
+                "orchestra/testbench": "^7|^8|^9|^10",
+                "phpro/grumphp": "^2.5",
+                "squizlabs/php_codesniffer": "^3.5"
+            },
+            "type": "library",
+            "extra": {
+                "laravel": {
+                    "aliases": {
+                        "PDF": "Barryvdh\\DomPDF\\Facade\\Pdf",
+                        "Pdf": "Barryvdh\\DomPDF\\Facade\\Pdf"
+                    },
+                    "providers": [
+                        "Barryvdh\\DomPDF\\ServiceProvider"
+                    ]
+                },
+                "branch-alias": {
+                    "dev-master": "3.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Barryvdh\\DomPDF\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Barry vd. Heuvel",
+                    "email": "barryvdh@gmail.com"
+                }
+            ],
+            "description": "A DOMPDF Wrapper for Laravel",
+            "keywords": [
+                "dompdf",
+                "laravel",
+                "pdf"
+            ],
+            "support": {
+                "issues": "https://github.com/barryvdh/laravel-dompdf/issues",
+                "source": "https://github.com/barryvdh/laravel-dompdf/tree/v3.1.1"
+            },
+            "funding": [
+                {
+                    "url": "https://fruitcake.nl",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/barryvdh",
+                    "type": "github"
+                }
+            ],
+            "time": "2025-02-13T15:07:54+00:00"
+        },
         {
             "name": "brick/math",
             "version": "0.14.7",
@@ -549,6 +626,161 @@
             ],
             "time": "2024-02-05T11:56:58+00:00"
         },
+        {
+            "name": "dompdf/dompdf",
+            "version": "v3.1.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/dompdf/dompdf.git",
+                "reference": "db712c90c5b9868df3600e64e68da62e78a34623"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/dompdf/dompdf/zipball/db712c90c5b9868df3600e64e68da62e78a34623",
+                "reference": "db712c90c5b9868df3600e64e68da62e78a34623",
+                "shasum": ""
+            },
+            "require": {
+                "dompdf/php-font-lib": "^1.0.0",
+                "dompdf/php-svg-lib": "^1.0.0",
+                "ext-dom": "*",
+                "ext-mbstring": "*",
+                "masterminds/html5": "^2.0",
+                "php": "^7.1 || ^8.0"
+            },
+            "require-dev": {
+                "ext-gd": "*",
+                "ext-json": "*",
+                "ext-zip": "*",
+                "mockery/mockery": "^1.3",
+                "phpunit/phpunit": "^7.5 || ^8 || ^9 || ^10 || ^11",
+                "squizlabs/php_codesniffer": "^3.5",
+                "symfony/process": "^4.4 || ^5.4 || ^6.2 || ^7.0"
+            },
+            "suggest": {
+                "ext-gd": "Needed to process images",
+                "ext-gmagick": "Improves image processing performance",
+                "ext-imagick": "Improves image processing performance",
+                "ext-zlib": "Needed for pdf stream compression"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Dompdf\\": "src/"
+                },
+                "classmap": [
+                    "lib/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "LGPL-2.1"
+            ],
+            "authors": [
+                {
+                    "name": "The Dompdf Community",
+                    "homepage": "https://github.com/dompdf/dompdf/blob/master/AUTHORS.md"
+                }
+            ],
+            "description": "DOMPDF is a CSS 2.1 compliant HTML to PDF converter",
+            "homepage": "https://github.com/dompdf/dompdf",
+            "support": {
+                "issues": "https://github.com/dompdf/dompdf/issues",
+                "source": "https://github.com/dompdf/dompdf/tree/v3.1.4"
+            },
+            "time": "2025-10-29T12:43:30+00:00"
+        },
+        {
+            "name": "dompdf/php-font-lib",
+            "version": "1.0.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/dompdf/php-font-lib.git",
+                "reference": "a6e9a688a2a80016ac080b97be73d3e10c444c9a"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/dompdf/php-font-lib/zipball/a6e9a688a2a80016ac080b97be73d3e10c444c9a",
+                "reference": "a6e9a688a2a80016ac080b97be73d3e10c444c9a",
+                "shasum": ""
+            },
+            "require": {
+                "ext-mbstring": "*",
+                "php": "^7.1 || ^8.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^7.5 || ^8 || ^9 || ^10 || ^11 || ^12"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "FontLib\\": "src/FontLib"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "LGPL-2.1-or-later"
+            ],
+            "authors": [
+                {
+                    "name": "The FontLib Community",
+                    "homepage": "https://github.com/dompdf/php-font-lib/blob/master/AUTHORS.md"
+                }
+            ],
+            "description": "A library to read, parse, export and make subsets of different types of font files.",
+            "homepage": "https://github.com/dompdf/php-font-lib",
+            "support": {
+                "issues": "https://github.com/dompdf/php-font-lib/issues",
+                "source": "https://github.com/dompdf/php-font-lib/tree/1.0.2"
+            },
+            "time": "2026-01-20T14:10:26+00:00"
+        },
+        {
+            "name": "dompdf/php-svg-lib",
+            "version": "1.0.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/dompdf/php-svg-lib.git",
+                "reference": "8259ffb930817e72b1ff1caef5d226501f3dfeb1"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/dompdf/php-svg-lib/zipball/8259ffb930817e72b1ff1caef5d226501f3dfeb1",
+                "reference": "8259ffb930817e72b1ff1caef5d226501f3dfeb1",
+                "shasum": ""
+            },
+            "require": {
+                "ext-mbstring": "*",
+                "php": "^7.1 || ^8.0",
+                "sabberworm/php-css-parser": "^8.4 || ^9.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^7.5 || ^8 || ^9 || ^10 || ^11"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Svg\\": "src/Svg"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "LGPL-3.0-or-later"
+            ],
+            "authors": [
+                {
+                    "name": "The SvgLib Community",
+                    "homepage": "https://github.com/dompdf/php-svg-lib/blob/master/AUTHORS.md"
+                }
+            ],
+            "description": "A library to read, parse and export to PDF SVG files.",
+            "homepage": "https://github.com/dompdf/php-svg-lib",
+            "support": {
+                "issues": "https://github.com/dompdf/php-svg-lib/issues",
+                "source": "https://github.com/dompdf/php-svg-lib/tree/1.0.2"
+            },
+            "time": "2026-01-02T16:01:13+00:00"
+        },
         {
             "name": "dragonmantank/cron-expression",
             "version": "v3.6.0",
@@ -2842,6 +3074,73 @@
             ],
             "time": "2026-01-15T06:54:53+00:00"
         },
+        {
+            "name": "masterminds/html5",
+            "version": "2.10.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Masterminds/html5-php.git",
+                "reference": "fcf91eb64359852f00d921887b219479b4f21251"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Masterminds/html5-php/zipball/fcf91eb64359852f00d921887b219479b4f21251",
+                "reference": "fcf91eb64359852f00d921887b219479b4f21251",
+                "shasum": ""
+            },
+            "require": {
+                "ext-dom": "*",
+                "php": ">=5.3.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.8.35 || ^5.7.21 || ^6 || ^7 || ^8 || ^9"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.7-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Masterminds\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Matt Butcher",
+                    "email": "technosophos@gmail.com"
+                },
+                {
+                    "name": "Matt Farina",
+                    "email": "matt@mattfarina.com"
+                },
+                {
+                    "name": "Asmir Mustafic",
+                    "email": "goetas@gmail.com"
+                }
+            ],
+            "description": "An HTML5 parser and serializer.",
+            "homepage": "http://masterminds.github.io/html5-php",
+            "keywords": [
+                "HTML5",
+                "dom",
+                "html",
+                "parser",
+                "querypath",
+                "serializer",
+                "xml"
+            ],
+            "support": {
+                "issues": "https://github.com/Masterminds/html5-php/issues",
+                "source": "https://github.com/Masterminds/html5-php/tree/2.10.0"
+            },
+            "time": "2025-07-25T09:04:22+00:00"
+        },
         {
             "name": "moneyphp/money",
             "version": "v4.8.0",
@@ -4676,6 +4975,80 @@
             },
             "time": "2025-12-14T04:43:48+00:00"
         },
+        {
+            "name": "sabberworm/php-css-parser",
+            "version": "v9.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/MyIntervals/PHP-CSS-Parser.git",
+                "reference": "1b363fdbdc6dd0ca0f4bf98d3a4d7f388133f1fb"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/MyIntervals/PHP-CSS-Parser/zipball/1b363fdbdc6dd0ca0f4bf98d3a4d7f388133f1fb",
+                "reference": "1b363fdbdc6dd0ca0f4bf98d3a4d7f388133f1fb",
+                "shasum": ""
+            },
+            "require": {
+                "ext-iconv": "*",
+                "php": "^7.2.0 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0 || ~8.4.0 || ~8.5.0",
+                "thecodingmachine/safe": "^1.3 || ^2.5 || ^3.3"
+            },
+            "require-dev": {
+                "php-parallel-lint/php-parallel-lint": "1.4.0",
+                "phpstan/extension-installer": "1.4.3",
+                "phpstan/phpstan": "1.12.28 || 2.1.25",
+                "phpstan/phpstan-phpunit": "1.4.2 || 2.0.7",
+                "phpstan/phpstan-strict-rules": "1.6.2 || 2.0.6",
+                "phpunit/phpunit": "8.5.46",
+                "rawr/phpunit-data-provider": "3.3.1",
+                "rector/rector": "1.2.10 || 2.1.7",
+                "rector/type-perfect": "1.0.0 || 2.1.0"
+            },
+            "suggest": {
+                "ext-mbstring": "for parsing UTF-8 CSS"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "9.2.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Sabberworm\\CSS\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Raphael Schweikert"
+                },
+                {
+                    "name": "Oliver Klee",
+                    "email": "github@oliverklee.de"
+                },
+                {
+                    "name": "Jake Hotson",
+                    "email": "jake.github@qzdesign.co.uk"
+                }
+            ],
+            "description": "Parser for CSS Files written in PHP",
+            "homepage": "https://www.sabberworm.com/blog/2010/6/10/php-css-parser",
+            "keywords": [
+                "css",
+                "parser",
+                "stylesheet"
+            ],
+            "support": {
+                "issues": "https://github.com/MyIntervals/PHP-CSS-Parser/issues",
+                "source": "https://github.com/MyIntervals/PHP-CSS-Parser/tree/v9.1.0"
+            },
+            "time": "2025-09-14T07:37:21+00:00"
+        },
         {
             "name": "spatie/laravel-permission",
             "version": "6.24.0",
@@ -7561,6 +7934,145 @@
             ],
             "time": "2026-01-01T22:13:48+00:00"
         },
+        {
+            "name": "thecodingmachine/safe",
+            "version": "v3.3.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/thecodingmachine/safe.git",
+                "reference": "2cdd579eeaa2e78e51c7509b50cc9fb89a956236"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/thecodingmachine/safe/zipball/2cdd579eeaa2e78e51c7509b50cc9fb89a956236",
+                "reference": "2cdd579eeaa2e78e51c7509b50cc9fb89a956236",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^8.1"
+            },
+            "require-dev": {
+                "php-parallel-lint/php-parallel-lint": "^1.4",
+                "phpstan/phpstan": "^2",
+                "phpunit/phpunit": "^10",
+                "squizlabs/php_codesniffer": "^3.2"
+            },
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "lib/special_cases.php",
+                    "generated/apache.php",
+                    "generated/apcu.php",
+                    "generated/array.php",
+                    "generated/bzip2.php",
+                    "generated/calendar.php",
+                    "generated/classobj.php",
+                    "generated/com.php",
+                    "generated/cubrid.php",
+                    "generated/curl.php",
+                    "generated/datetime.php",
+                    "generated/dir.php",
+                    "generated/eio.php",
+                    "generated/errorfunc.php",
+                    "generated/exec.php",
+                    "generated/fileinfo.php",
+                    "generated/filesystem.php",
+                    "generated/filter.php",
+                    "generated/fpm.php",
+                    "generated/ftp.php",
+                    "generated/funchand.php",
+                    "generated/gettext.php",
+                    "generated/gmp.php",
+                    "generated/gnupg.php",
+                    "generated/hash.php",
+                    "generated/ibase.php",
+                    "generated/ibmDb2.php",
+                    "generated/iconv.php",
+                    "generated/image.php",
+                    "generated/imap.php",
+                    "generated/info.php",
+                    "generated/inotify.php",
+                    "generated/json.php",
+                    "generated/ldap.php",
+                    "generated/libxml.php",
+                    "generated/lzf.php",
+                    "generated/mailparse.php",
+                    "generated/mbstring.php",
+                    "generated/misc.php",
+                    "generated/mysql.php",
+                    "generated/mysqli.php",
+                    "generated/network.php",
+                    "generated/oci8.php",
+                    "generated/opcache.php",
+                    "generated/openssl.php",
+                    "generated/outcontrol.php",
+                    "generated/pcntl.php",
+                    "generated/pcre.php",
+                    "generated/pgsql.php",
+                    "generated/posix.php",
+                    "generated/ps.php",
+                    "generated/pspell.php",
+                    "generated/readline.php",
+                    "generated/rnp.php",
+                    "generated/rpminfo.php",
+                    "generated/rrd.php",
+                    "generated/sem.php",
+                    "generated/session.php",
+                    "generated/shmop.php",
+                    "generated/sockets.php",
+                    "generated/sodium.php",
+                    "generated/solr.php",
+                    "generated/spl.php",
+                    "generated/sqlsrv.php",
+                    "generated/ssdeep.php",
+                    "generated/ssh2.php",
+                    "generated/stream.php",
+                    "generated/strings.php",
+                    "generated/swoole.php",
+                    "generated/uodbc.php",
+                    "generated/uopz.php",
+                    "generated/url.php",
+                    "generated/var.php",
+                    "generated/xdiff.php",
+                    "generated/xml.php",
+                    "generated/xmlrpc.php",
+                    "generated/yaml.php",
+                    "generated/yaz.php",
+                    "generated/zip.php",
+                    "generated/zlib.php"
+                ],
+                "classmap": [
+                    "lib/DateTime.php",
+                    "lib/DateTimeImmutable.php",
+                    "lib/Exceptions/",
+                    "generated/Exceptions/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "PHP core functions that throw exceptions instead of returning FALSE on error",
+            "support": {
+                "issues": "https://github.com/thecodingmachine/safe/issues",
+                "source": "https://github.com/thecodingmachine/safe/tree/v3.3.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/OskarStark",
+                    "type": "github"
+                },
+                {
+                    "url": "https://github.com/shish",
+                    "type": "github"
+                },
+                {
+                    "url": "https://github.com/staabm",
+                    "type": "github"
+                }
+            ],
+            "time": "2025-05-14T06:15:44+00:00"
+        },
         {
             "name": "tijsverkoyen/css-to-inline-styles",
             "version": "v2.4.0",
diff --git a/website/database/factories/InvoiceItemFactory.php b/website/database/factories/InvoiceItemFactory.php
new file mode 100644
index 0000000..14aaa5f
--- /dev/null
+++ b/website/database/factories/InvoiceItemFactory.php
@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Database\Factories;
+
+use App\Models\Invoice;
+use Illuminate\Database\Eloquent\Factories\Factory;
+
+/** @extends \Illuminate\Database\Eloquent\Factories\Factory<\App\Models\InvoiceItem> */
+class InvoiceItemFactory extends Factory
+{
+    /** @return array<string, mixed> */
+    public function definition(): array
+    {
+        return [
+            'invoice_id' => Invoice::factory(),
+            'description' => fake()->sentence(4),
+            'amount' => fake()->randomFloat(2, 5, 200),
+            'quantity' => fake()->numberBetween(1, 3),
+        ];
+    }
+}
diff --git a/website/resources/ts/Pages/Admin/Invoices/Show.vue b/website/resources/ts/Pages/Admin/Invoices/Show.vue
index 05c404b..a665be6 100644
--- a/website/resources/ts/Pages/Admin/Invoices/Show.vue
+++ b/website/resources/ts/Pages/Admin/Invoices/Show.vue
@@ -120,11 +120,9 @@ function formatDateTime(dateStr: string | null): string {
 
       <div class="d-flex gap-2">
         <VBtn
-          v-if="invoice.invoice_pdf"
           color="info"
           variant="tonal"
-          :href="invoice.invoice_pdf"
-          target="_blank"
+          :href="`/invoices/${invoice.id}/download`"
         >
           <VIcon icon="tabler-download" start />
           Download PDF
diff --git a/website/resources/ts/Pages/Billing/Invoices.vue b/website/resources/ts/Pages/Billing/Invoices.vue
index 5fd3b60..8df8351 100644
--- a/website/resources/ts/Pages/Billing/Invoices.vue
+++ b/website/resources/ts/Pages/Billing/Invoices.vue
@@ -54,7 +54,15 @@ defineProps<Props>()
               </td>
               <td class="text-end">${{ parseFloat(invoice.total).toFixed(2) }}</td>
               <td class="text-end">
-                <a :href="`/billing/invoices/${invoice.id}/download`" class="text-primary text-decoration-none">Download</a>
+                <VBtn
+                  :href="`/billing/invoices/${invoice.id}/download`"
+                  color="primary"
+                  variant="tonal"
+                  size="small"
+                >
+                  <VIcon icon="tabler-download" start />
+                  PDF
+                </VBtn>
               </td>
             </tr>
           </tbody>
diff --git a/website/resources/views/pdf/invoice.blade.php b/website/resources/views/pdf/invoice.blade.php
new file mode 100644
index 0000000..abbdb1c
--- /dev/null
+++ b/website/resources/views/pdf/invoice.blade.php
@@ -0,0 +1,219 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <title>Invoice {{ $invoice->number }}</title>
+    <style>
+        body {
+            font-family: 'Helvetica', Arial, sans-serif;
+            font-size: 12px;
+            color: #333;
+            margin: 40px;
+        }
+        .company-name {
+            font-size: 24px;
+            font-weight: bold;
+            color: #7367F0;
+        }
+        .invoice-title {
+            font-size: 28px;
+            font-weight: bold;
+            text-align: right;
+            color: #7367F0;
+        }
+        .invoice-meta {
+            text-align: right;
+            margin-top: 8px;
+        }
+        .meta-label {
+            color: #666;
+        }
+        .address-label {
+            font-weight: bold;
+            font-size: 11px;
+            text-transform: uppercase;
+            color: #666;
+            margin-bottom: 5px;
+        }
+        table.items {
+            width: 100%;
+            border-collapse: collapse;
+            margin-bottom: 20px;
+        }
+        table.items th {
+            background-color: #7367F0;
+            color: white;
+            padding: 8px 12px;
+            text-align: left;
+            font-size: 11px;
+            text-transform: uppercase;
+        }
+        table.items th.text-right {
+            text-align: right;
+        }
+        table.items td {
+            padding: 8px 12px;
+            border-bottom: 1px solid #eee;
+        }
+        table.items tr:nth-child(even) {
+            background-color: #f9f9f9;
+        }
+        .totals {
+            width: 300px;
+            margin-left: auto;
+        }
+        .totals table {
+            width: 100%;
+        }
+        .totals td {
+            padding: 4px 8px;
+        }
+        .totals .total-row td {
+            font-size: 16px;
+            font-weight: bold;
+            border-top: 2px solid #7367F0;
+            padding-top: 8px;
+        }
+        .status-badge {
+            display: inline-block;
+            padding: 4px 12px;
+            border-radius: 4px;
+            font-size: 11px;
+            font-weight: bold;
+            text-transform: uppercase;
+            color: white;
+        }
+        .status-paid {
+            background-color: #28c76f;
+        }
+        .status-pending, .status-sent {
+            background-color: #ff9f43;
+        }
+        .status-overdue {
+            background-color: #ea5455;
+        }
+        .status-draft {
+            background-color: #82868b;
+        }
+        .status-void {
+            background-color: #82868b;
+        }
+        .footer {
+            margin-top: 40px;
+            text-align: center;
+            font-size: 10px;
+            color: #999;
+            border-top: 1px solid #eee;
+            padding-top: 15px;
+        }
+    </style>
+</head>
+<body>
+    {{-- Header --}}
+    <table width="100%" style="margin-bottom: 30px;">
+        <tr>
+            <td width="50%" style="vertical-align: top;">
+                <div class="company-name">EZSCALE</div>
+                <div style="margin-top: 5px; color: #666;">Cloud Infrastructure Services</div>
+            </td>
+            <td width="50%" style="vertical-align: top; text-align: right;">
+                <div class="invoice-title">INVOICE</div>
+                <div class="invoice-meta">
+                    <div><span class="meta-label">Invoice #:</span> {{ $invoice->number }}</div>
+                    <div><span class="meta-label">Date:</span> {{ $invoice->created_at->format('M d, Y') }}</div>
+                    <div><span class="meta-label">Due Date:</span> {{ $invoice->due_date ? $invoice->due_date->format('M d, Y') : 'N/A' }}</div>
+                    <div style="margin-top: 5px;">
+                        <span class="status-badge status-{{ strtolower($invoice->status) }}">{{ ucfirst($invoice->status) }}</span>
+                    </div>
+                </div>
+            </td>
+        </tr>
+    </table>
+
+    {{-- Bill To / From --}}
+    <table width="100%" style="margin-bottom: 30px;">
+        <tr>
+            <td width="50%" style="vertical-align: top;">
+                <div class="address-label">Bill To</div>
+                <div><strong>{{ $invoice->user->name }}</strong></div>
+                <div>{{ $invoice->user->email }}</div>
+                @if($invoice->user->company)<div>{{ $invoice->user->company }}</div>@endif
+                @if($invoice->user->phone)<div>{{ $invoice->user->phone }}</div>@endif
+            </td>
+            <td width="50%" style="vertical-align: top;">
+                <div class="address-label">From</div>
+                <div><strong>EZSCALE</strong></div>
+                <div>support@ezscale.cloud</div>
+            </td>
+        </tr>
+    </table>
+
+    {{-- Line Items --}}
+    <table class="items">
+        <thead>
+            <tr>
+                <th>Description</th>
+                <th class="text-right" style="text-align: center;">Qty</th>
+                <th class="text-right" style="text-align: right;">Unit Price</th>
+                <th class="text-right" style="text-align: right;">Total</th>
+            </tr>
+        </thead>
+        <tbody>
+            @forelse($invoice->items as $item)
+                <tr>
+                    <td>{{ $item->description }}</td>
+                    <td style="text-align: center;">{{ $item->quantity }}</td>
+                    <td style="text-align: right;">${{ number_format((float) $item->amount, 2) }}</td>
+                    <td style="text-align: right;">${{ number_format((float) $item->amount * $item->quantity, 2) }}</td>
+                </tr>
+            @empty
+                <tr>
+                    <td>Service charges</td>
+                    <td style="text-align: center;">1</td>
+                    <td style="text-align: right;">${{ number_format((float) $invoice->total - (float) $invoice->tax, 2) }}</td>
+                    <td style="text-align: right;">${{ number_format((float) $invoice->total - (float) $invoice->tax, 2) }}</td>
+                </tr>
+            @endforelse
+        </tbody>
+    </table>
+
+    {{-- Totals --}}
+    <div class="totals">
+        <table>
+            <tr>
+                <td>Subtotal</td>
+                <td style="text-align: right;">
+                    @if($invoice->items->count() > 0)
+                        ${{ number_format($invoice->items->sum(fn ($item) => (float) $item->amount * $item->quantity), 2) }}
+                    @else
+                        ${{ number_format((float) $invoice->total - (float) $invoice->tax, 2) }}
+                    @endif
+                </td>
+            </tr>
+            @if((float) $invoice->tax > 0)
+                <tr>
+                    <td>Tax</td>
+                    <td style="text-align: right;">${{ number_format((float) $invoice->tax, 2) }}</td>
+                </tr>
+            @endif
+            <tr class="total-row">
+                <td>Total</td>
+                <td style="text-align: right;">${{ number_format((float) $invoice->total, 2) }}</td>
+            </tr>
+            @if($invoice->status === 'paid' && $invoice->paid_at)
+                <tr>
+                    <td colspan="2" style="text-align: right; font-size: 10px; color: #28c76f; padding-top: 4px;">
+                        Paid on {{ $invoice->paid_at->format('M d, Y') }}
+                    </td>
+                </tr>
+            @endif
+        </table>
+    </div>
+
+    {{-- Footer --}}
+    <div class="footer">
+        <p>Thank you for your business!</p>
+        <p>EZSCALE &mdash; Cloud Infrastructure Services &mdash; support@ezscale.cloud</p>
+    </div>
+</body>
+</html>
diff --git a/website/routes/admin.php b/website/routes/admin.php
index f6210d2..5584516 100644
--- a/website/routes/admin.php
+++ b/website/routes/admin.php
@@ -36,6 +36,7 @@ Route::post('services/{service}/unsuspend', [ServiceController::class, 'unsuspen
 Route::post('services/{service}/terminate', [ServiceController::class, 'terminate'])->name('services.terminate');
 
 Route::resource('invoices', InvoiceController::class)->only(['index', 'show']);
+Route::get('invoices/{invoice}/download', [InvoiceController::class, 'download'])->name('invoices.download');
 Route::post('invoices/{invoice}/void', [InvoiceController::class, 'void'])->name('invoices.void');
 
 Route::resource('coupons', CouponController::class)->names([
diff --git a/website/tests/Feature/InvoicePdfTest.php b/website/tests/Feature/InvoicePdfTest.php
new file mode 100644
index 0000000..6742b36
--- /dev/null
+++ b/website/tests/Feature/InvoicePdfTest.php
@@ -0,0 +1,99 @@
+<?php
+
+declare(strict_types=1);
+
+use App\Models\Invoice;
+use App\Models\InvoiceItem;
+use App\Models\User;
+use Database\Seeders\RoleAndPermissionSeeder;
+
+beforeEach(function (): void {
+    $this->seed(RoleAndPermissionSeeder::class);
+    $this->accountUrl = 'http://'.config('app.domains.account');
+    $this->adminUrl = 'http://'.config('app.domains.admin');
+});
+
+it('allows customer to download their own invoice as PDF', function (): void {
+    $user = User::factory()->customer()->create();
+    $invoice = Invoice::factory()->create(['user_id' => $user->id]);
+    InvoiceItem::factory()->create([
+        'invoice_id' => $invoice->id,
+        'description' => 'VPS Hosting - Basic Plan',
+        'amount' => '29.99',
+        'quantity' => 1,
+    ]);
+
+    $response = $this->actingAs($user)
+        ->get($this->accountUrl.'/billing/invoices/'.$invoice->id.'/download');
+
+    $response->assertOk();
+    $response->assertHeader('content-type', 'application/pdf');
+    expect($response->headers->get('content-disposition'))
+        ->toContain("invoice-{$invoice->number}.pdf");
+});
+
+it('prevents customer from downloading another users invoice', function (): void {
+    $user = User::factory()->customer()->create();
+    $otherUser = User::factory()->customer()->create();
+    $invoice = Invoice::factory()->create(['user_id' => $otherUser->id]);
+
+    $this->actingAs($user)
+        ->get($this->accountUrl.'/billing/invoices/'.$invoice->id.'/download')
+        ->assertForbidden();
+});
+
+it('allows admin to download any invoice as PDF', function (): void {
+    $admin = User::factory()->admin()->create();
+    $customer = User::factory()->customer()->create();
+    $invoice = Invoice::factory()->create(['user_id' => $customer->id]);
+
+    $response = $this->actingAs($admin)
+        ->get($this->adminUrl.'/invoices/'.$invoice->id.'/download');
+
+    $response->assertOk();
+    $response->assertHeader('content-type', 'application/pdf');
+    expect($response->headers->get('content-disposition'))
+        ->toContain("invoice-{$invoice->number}.pdf");
+});
+
+it('returns PDF with correct content-type header', function (): void {
+    $user = User::factory()->customer()->create();
+    $invoice = Invoice::factory()->paid()->create(['user_id' => $user->id]);
+
+    $response = $this->actingAs($user)
+        ->get($this->accountUrl.'/billing/invoices/'.$invoice->id.'/download');
+
+    $response->assertOk();
+    expect($response->headers->get('content-type'))->toBe('application/pdf');
+});
+
+it('includes invoice number in the PDF filename', function (): void {
+    $user = User::factory()->customer()->create();
+    $invoice = Invoice::factory()->create([
+        'user_id' => $user->id,
+        'number' => 'INV-TEST-001',
+    ]);
+
+    $response = $this->actingAs($user)
+        ->get($this->accountUrl.'/billing/invoices/'.$invoice->id.'/download');
+
+    $response->assertOk();
+    expect($response->headers->get('content-disposition'))
+        ->toContain('invoice-INV-TEST-001.pdf');
+});
+
+it('requires authentication to download invoice', function (): void {
+    $invoice = Invoice::factory()->create();
+
+    $this->get($this->accountUrl.'/billing/invoices/'.$invoice->id.'/download')
+        ->assertRedirect();
+});
+
+it('denies customer access to admin invoice download route', function (): void {
+    $customer = User::factory()->customer()->create();
+    $invoice = Invoice::factory()->create(['user_id' => $customer->id]);
+
+    $this->actingAs($customer)
+        ->get($this->adminUrl.'/invoices/'.$invoice->id.'/download')
+        ->assertForbidden();
+});