How to create ipa file in Flutter without signing
flutter build ios --release --no-codesign- It will create a your-app/build/ios/iphoneos folder
- Create a folder called Payload
- Copy your-app/build/ios/iphoneos/Runner.app file in the PayLoad folder.
- Compress your Payload to get a new file named Payload.zip.
- Rename it changing its extension to ipa and you’re done.
https://filippovalle.medium.com/how-to-create-a-ipa-file-in-flutter-without-signin-70e9c6a2087f