diff --git a/ansible/playbook.yml b/ansible/playbook.yml
index 1b1a3b8..ace6da1 100644
--- a/ansible/playbook.yml
+++ b/ansible/playbook.yml
@@ -256,6 +256,14 @@
             job: "php {{ path }}/bin/console app:backup"
             user: "root"
             state: present
+      - name: "Cron Task - Clean Data (Performance & Tracking)"
+        ansible.builtin.cron:
+            name: "Intranet Ludikevent - Clean Data"
+            minute: "0"
+            hour: "20"
+            job: "php {{ path }}/bin/console app:clean"
+            user: "root"
+            state: present
       - name: Set correct permissions for Symfony cache and logs directories
         ansible.builtin.file:
             path: "{{ item }}"
diff --git a/src/Command/CleanCommand.php b/src/Command/CleanCommand.php
new file mode 100644
index 0000000..ce0fc85
--- /dev/null
+++ b/src/Command/CleanCommand.php
@@ -0,0 +1,62 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Command;
+
+use App\Entity\CustomerTracking;
+use App\Entity\SitePerformance;
+use App\Service\Mailer\Mailer;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\HttpKernel\KernelInterface;
+
+#[AsCommand(name: 'app:clean', description: 'Nettoyage des données de performance (3j) et de tracking (30j)')]
+class CleanCommand extends Command
+{
+    public function __construct(
+        private readonly EntityManagerInterface $entityManager,
+        ?string $name = null
+    ) {
+        parent::__construct($name);
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io = new SymfonyStyle($input, $output);
+        $io->title('Lancement du nettoyage de la base de données');
+
+        // 1. Nettoyage SitePerformance (<= 3 jours)
+        $limitPerformance = new \DateTime('-3 days');
+        $perfCount = $this->entityManager->createQueryBuilder()
+            ->delete(SitePerformance::class, 'p')
+            ->where('p.createdAt <= :limit')
+            ->setParameter('limit', $limitPerformance)
+            ->getQuery()
+            ->execute();
+
+        $io->note(sprintf('%d entrées de performance supprimées (plus de 3 jours).', $perfCount));
+
+        // 2. Nettoyage CustomerTracking (<= 30 jours)
+        $limitTracking = new \DateTime('-30 days');
+        $trackCount = $this->entityManager->createQueryBuilder()
+            ->delete(CustomerTracking::class, 't')
+            ->where('t.createAT <= :limit')
+            ->setParameter('limit', $limitTracking)
+            ->getQuery()
+            ->execute();
+
+        $io->note(sprintf('%d entrées de tracking supprimées (plus de 30 jours).', $trackCount));
+
+        // Sauvegarde des changements
+        $this->entityManager->flush();
+
+        $io->success('Nettoyage terminé avec succès.');
+
+        return Command::SUCCESS;
+    }
+}