Offline versions are usually stuck with whatever songs were downloaded into that specific data pack.
The game was built for older versions (Android 4.0–7.0). It often crashes on Android 12 or newer. tapsonic apk data offline
These files are manually placed in Android/obb/ and Android/data/ directories. Offline versions are usually stuck with whatever songs
An "offline" version works because the APK has been modified (patched) to skip the server login, and the Data folder contains all unlocked songs locally. tapsonic apk data offline