iOS apps use Swift or Objective-C. Android apps use Java or Kotlin.
If you need help setting up a testing environment, let me know: Do you have the , or just the compiled file ? Are you trying to test an app or play a specific game ? What operating system is your computer running? I can provide specific steps to get your app running. ipa to apk converter online
If you just want to see how an iOS app looks or works from an Android device, use a browser-based emulator. iOS apps use Swift or Objective-C