diff --git a/README.md b/README.md
index 9eb6480..656b6b0 100644
--- a/README.md
+++ b/README.md
@@ -335,7 +335,8 @@ E2E-verschlüsselte Team-Kollaboration-Lösung. Auf <https://cryptpad.org/instan
 
 ## Kontakt 📬
 
-- Threema: <https://threema.id/AX42M53X>
+- Threema <https://threema.id/AX42M53X>
+- SimpleX <https://simplex.chat/contact#/?v=1-4&smp=smp%3A%2F%2FPtsqghzQKU83kYTlQ1VKg996dW4Cw4x_bvpKmiv8uns%3D%40smp18.simplex.im%2FrpwaBo8L-C1cdLp2VIWVK_OqJ5xeMFZ_%23%2F%3Fv%3D1-2%26dh%3DMCowBQYDK2VuAyEAJj67vUgt4L8JDmnM-1mROaLwE_eJsWRvrCjTHTlLYSk%253D%26srv%3Dlyqpnwbs2zqfr45jqkncwpywpbtq7jrhxnib5qddtr6npjyezuwd3nqd.onion>
 
 <!-- todo Aufteilung User / Admin -->
 <!-- todo LaTeX -->