diff --git a/.env.example b/.env.example
index f8a2c2d6e0..1784ebbb83 100644
--- a/.env.example
+++ b/.env.example
@@ -27,7 +27,4 @@ ANALYTICS_ID=
 RUNCLEANUP=true
 SITE_OWNER=mail@example.com
 
-SENDGRID_USERNAME=
-SENDGRID_PASSWORD=
-
 BLOCKED_DOMAINS=
\ No newline at end of file
diff --git a/app/Http/Controllers/CronController.php b/app/Http/Controllers/CronController.php
deleted file mode 100644
index a2ecd13e04..0000000000
--- a/app/Http/Controllers/CronController.php
+++ /dev/null
@@ -1,94 +0,0 @@
-<?php
-
-namespace FireflyIII\Http\Controllers;
-
-use FireflyIII\User;
-
-/**
- * Class WebhookController
- *
- * @package FireflyIII\Http\Controllers
- */
-class CronController extends Controller
-{
-    /** @var array */
-    protected $set = [];
-
-    /** @var array */
-    protected $parameters = [];
-
-
-    /**
-     * CronController constructor.
-     */
-    public function __construct()
-    {
-        parent::__construct();
-        $this->set        = [
-            'blocks'   => 'https://api.sendgrid.com/api/blocks.get.json',
-            'bounces'  => 'https://api.sendgrid.com/api/bounces.get.json',
-            'invalids' => 'https://api.sendgrid.com/api/invalidemails.get.json',
-
-        ];
-        $this->parameters = [
-            'api_user' => env('SENDGRID_USERNAME'),
-            'api_key'  => env('SENDGRID_PASSWORD'),
-            'date'     => 1,
-            'days'     => 7
-        ];
-
-    }
-
-
-    /**
-     * Firefly doesn't have anything that should be in the a cron job, except maybe this one, and it's fairly exceptional.
-     *
-     * If you use SendGrid like I do, you can detect bounces and thereby check if users gave an invalid address. If they did,
-     * it's easy to block them and change their password. Optionally, you could notify yourself about it and send them a message.
-     *
-     * But thats something not supported right now.
-     */
-    public function sendgrid()
-    {
-
-        if (strlen(env('SENDGRID_USERNAME')) > 0 && strlen(env('SENDGRID_PASSWORD')) > 0) {
-
-            echo '<pre>';
-            foreach ($this->set as $name => $url) {
-                $data = json_decode(file_get_contents($url . '?' . http_build_query($this->parameters)));
-                $this->processResult($name, $data);
-
-            }
-            echo 'Done!' . "\n";
-        } else {
-            echo 'Please fill in SendGrid details.';
-        }
-
-    }
-
-    /**
-     * @param string $name
-     * @param array  $data
-     */
-    protected function processResult($name, array $data)
-    {
-        if (is_array($data)) {
-            echo 'Found ' . count($data) . ' entries in the SendGrid ' . $name . ' list.' . "\n";
-            foreach ($data as $entry) {
-                $address = $entry->email;
-                $user    = User::where('email', $address)->where('blocked', 0)->first();
-                if (!is_null($user)) {
-                    echo 'Found a user: ' . $address . ', who is now blocked.' . "\n";
-                    $user->blocked      = 1;
-                    $user->blocked_code = 'bounced';
-                    $user->password     = 'bounced';
-                    $user->save();
-                } else {
-                    echo 'Found no user: ' . $address . ', did nothing.' . "\n";
-                }
-            }
-
-        }
-    }
-
-}
diff --git a/app/Http/routes.php b/app/Http/routes.php
index 07439361ba..891e36424e 100644
--- a/app/Http/routes.php
+++ b/app/Http/routes.php
@@ -264,7 +264,6 @@ Route::bind(
  * Auth\AuthController
  */
 Route::get('/register', ['uses' => 'Auth\AuthController@getRegister', 'as' => 'register']);
-Route::get('/cron/sendgrid', ['uses' => 'CronController@sendgrid']);
 
 Route::controllers(
     [