Downloading Star Traders: Frontiers 3.1.21
1. Download APK first, then copy to your Android device's SD card
2. Install APK, DO NOT open app
3. Download obb files, then rename to 'main.406.com.tresebrothers.games.startraders2.obb'
4. Copy obb file to /SDCARD/Android/obb/com.tresebrothers.games.startraders2/main.406.com.tresebrothers.games.startraders2.obb