Mugen Android Apk | Undertale

Would you like help distinguishing official vs. fan-made Undertale content on mobile?

If you’re interested in Undertale on Android, the only official version is Undertale itself (paid, on Google Play). If you’re interested in Mugen on Android, you’d typically need to install the Mugen APK separately and add character files manually. Undertale Mugen Android Apk