STEP 4: ROM How to Download GBA Roms for GBA4iOS on iOS 9.2.1
GBA EMULATOR IOS INSTALL
STEP 3: All done!! GBA4iOS Download: How to Install GBA Emulator on iOS and Play Gameboy Advance Games Without Jailbreak
You have successfully installed GBA4iOS on your iOS device.A popup will come up, you need to tap on Trust to confirm it. Under Enterprise App tap on Wuxi Suntech Power Co. Open Settings -> General -> Profiles & Device Management.You need to trust a third party profile to run GBA4iOS on your iPhone.Once the installation process is completed, find GBA4iOS app on your Home Screen.You may need to tap on Install button once again.