Android - Sonic Err

If you use apps like or FL Studio Mobile :

Players download a trusted emulator from the Google Play Store, patch a clean, legal ROM of the original Sonic 1 with the Sonic Err hack file, and run it through the emulator interface. 2. Unofficial Fan Ports (The APK Method) Sonic Err Android

Also,, many fan games, when downloaded from unknown, non-Gamejolt sites, can contain harmful content. Always use reputable platforms like Gamejolt or Sonic Fan Games HQ . If you use apps like or FL Studio