diff --git a/README.md b/README.md
index 64d4d1f..26b661e 100644
--- a/README.md
+++ b/README.md
@@ -5,3 +5,11 @@ Wipe data on panic trigger.
 <img src="https://user-images.githubusercontent.com/53379023/142707625-1c8a90e2-3254-4660-9635-fcc55056508a.png" width="30%" height="30%">
 
 The app will listen for broadcast message with authentication code.
+
+## Licence
+[![GNU GPLv3 Image](https://www.gnu.org/graphics/gplv3-127x51.png)](http://www.gnu.org/licenses/gpl-3.0.en.html)  
+
+This application is Free Software: You can use, study share and improve it at your
+will. Specifically you can redistribute and/or modify it under the terms of the
+[GNU General Public License](https://www.gnu.org/licenses/gpl.html) as
+published by the Free Software Foundation, version 3 of the License.