App Store submission in Flutter - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the first step in preparing a Flutter app for App Store submission?

The first step is to create an Apple Developer account and enroll in the Apple Developer Program.

beginner

Why do you need to set a unique Bundle Identifier in your Flutter app before submission?

The Bundle Identifier uniquely identifies your app in the App Store and on devices, preventing conflicts with other apps.

intermediate

What is the purpose of creating an App Store Connect record for your app?

App Store Connect record holds your app’s metadata, screenshots, pricing, and manages the submission and review process.

intermediate

What tool do you use to upload your Flutter app build to App Store Connect?

You use Xcode or the Transporter app to upload your app’s .ipa file to App Store Connect.

advanced

What are some common reasons Apple might reject your app during review?

Common reasons include crashes, broken links, missing privacy policies, inappropriate content, or not following Apple’s guidelines.

Which Apple program must you join to submit apps to the App Store?

A Apple Developer Program

B Apple Music Subscription

C Apple Beta Software Program

D Apple Support Program

Only the Apple Developer Program allows you to submit apps to the App Store.

What file format is typically uploaded to App Store Connect for a Flutter iOS app?

A .ipa

B .app

C .exe

D .apk

The .ipa file is the packaged iOS app file uploaded to App Store Connect.

Where do you set your app’s Bundle Identifier in a Flutter project?

A android/app/build.gradle

B pubspec.yaml

C lib/main.dart

D ios/Runner.xcodeproj/project.pbxproj

The Bundle Identifier is set in the iOS project settings inside Xcode files.

Which platform do you use to manage app metadata and submit your app for review?

A Google Play Console

B Firebase Console

C App Store Connect

D Xcode IDE

App Store Connect is Apple's platform for managing app metadata and submissions.

What should you include in your app to comply with Apple’s privacy requirements?

A Splash screen

B Privacy Policy URL

C App icon

D Debug logs

A Privacy Policy URL is required to inform users how their data is handled.

Explain the main steps to submit a Flutter app to the App Store.

Think about account setup, app configuration, uploading, and metadata.

What are key reasons Apple might reject your app, and how can you avoid them?

Consider quality, content, and policy compliance.

Practice

1. What is the primary tool used to upload a Flutter app to the Apple App Store?

easy

A. Xcode

B. Android Studio

C. Visual Studio Code

D. Firebase Console

Solution

1. Step 1: Identify the platform for iOS app submission

   Apple requires apps to be uploaded using Xcode or Application Loader, both part of Xcode tools.

2. Step 2: Recognize Flutter's role

   Flutter builds the app, but Xcode is needed to upload it to the App Store.

3. Final Answer:

   Xcode -> Option A

4. Quick Check:

   Upload tool for iOS = Xcode [OK]

Hint: Remember: iOS apps upload via Xcode, not Android tools [OK]

Common Mistakes:

• Confusing Android Studio with Xcode
• Thinking Flutter uploads directly
• Using Firebase Console for iOS upload

2. Which of the following is the correct command to build an iOS release app in Flutter before submission?

easy

A. flutter build apk --release

B. flutter build ios --release

C. flutter run ios

D. flutter build ios

Solution

1. Step 1: Understand Flutter build commands

   To build an iOS app for release, the command is flutter build ios --release.

2. Step 2: Eliminate incorrect options

   flutter build apk is for Android, flutter run ios runs debug, and flutter build ios defaults to debug mode without --release.

3. Final Answer:

   flutter build ios --release -> Option B

4. Quick Check:

   iOS release build = flutter build ios --release [OK]

Hint: Use --release flag to build production iOS app [OK]

Common Mistakes:

• Using apk build for iOS
• Omitting --release flag
• Using flutter run instead of build

3. Consider this Flutter command output snippet after running flutter build ios --release:

Built ios/Runner.app (archived) to build/ios/iphoneos/Runner.app

What does this output indicate?

medium

A. The app was built successfully and is ready for Xcode upload

B. The build failed due to missing Runner.app

C. The app is built but only for Android devices

D. The command only runs the app on a simulator

Solution

1. Step 1: Interpret the build output message

   The message shows the app was built and archived at the specified path.

2. Step 2: Understand the context of iOS build

   Since it mentions ios/Runner.app and iphoneos, it means the app is built for real iOS devices, ready for upload.

3. Final Answer:

   The app was built successfully and is ready for Xcode upload -> Option A

4. Quick Check:

   Build output shows success = The app was built successfully and is ready for Xcode upload [OK]

Hint: Look for 'archived' and path to confirm successful build [OK]

Common Mistakes:

• Confusing build success with failure
• Thinking it's Android build
• Assuming it runs on simulator only

4. You tried submitting your Flutter app to the App Store but got a rejection due to missing app icons. What is the most likely cause?

medium

A. You used the wrong Flutter channel

B. You did not run flutter build apk

C. You forgot to add app icons in the iOS asset catalog

D. You did not enable internet permission in Info.plist

Solution

1. Step 1: Identify the cause of missing app icons

   App Store requires app icons in the iOS asset catalog; missing icons cause rejection.

2. Step 2: Eliminate unrelated options

   flutter build apk is for Android, Flutter channel does not affect icons, and internet permission is unrelated to icons.

3. Final Answer:

   You forgot to add app icons in the iOS asset catalog -> Option C

4. Quick Check:

   Missing icons = forgot iOS asset catalog icons [OK]

Hint: Always add app icons in Xcode asset catalog before submission [OK]

Common Mistakes:

• Confusing Android build commands
• Ignoring asset catalog setup
• Assuming permissions cause icon issues

5. You want to submit your Flutter app to the App Store but receive an error about the app's bundle identifier not matching your App Store Connect record. What should you do to fix this?

hard

A. Change the app name in pubspec.yaml to match the App Store Connect record

B. Delete and recreate your Apple developer account

C. Rebuild the app using flutter build apk

D. Update the bundle identifier in Xcode to match the App Store Connect record

Solution

1. Step 1: Understand bundle identifier importance

   The bundle identifier uniquely identifies your app and must match exactly between Xcode and App Store Connect.

2. Step 2: Fix the mismatch

   Update the bundle identifier in Xcode project settings to match the App Store Connect record.

3. Step 3: Ignore unrelated fixes

   Changing app name or rebuilding Android APK won't fix bundle ID issues; deleting account is extreme and unnecessary.

4. Final Answer:

   Update the bundle identifier in Xcode to match the App Store Connect record -> Option D

5. Quick Check:

   Bundle ID mismatch = fix in Xcode [OK]

Hint: Bundle ID must match App Store Connect exactly [OK]

Common Mistakes:

• Changing app name instead of bundle ID
• Rebuilding Android app
• Deleting developer account unnecessarily