LetterBox 1.5.0 APK download
Old versions may contain security vulnerabilities. Prefer the latest version when possible.
- Version
- 1.5.0
- Released
- Sep 14, 2026
- Minimum Android
- Android 6
- Target Android
- Android 14
- Package
ch.cryptobit.letterbox
Download
This build will not install over a Google Play version of the same app. Uninstall the existing app first (back up your data).
How to install an APK file on Android · Which APK should I download? arm64-v8a, armeabi-v7a and x86 explained · How to check an APK's SHA-256 checksum
Screenshots
What's new
• Added multi-language animal content (English, German, French, Spanish, and more).
• Each letter now has multiple animal pictures to keep rounds fresh and varied.
• Animals are now spoken aloud when shown, helping children connect sounds to letters.
• Duplicate animals no longer appear in back-to-back rounds.
• Each letter now has multiple animal pictures to keep rounds fresh and varied.
• Animals are now spoken aloud when shown, helping children connect sounds to letters.
• Duplicate animals no longer appear in back-to-back rounds.
Permissions
No permission changes compared to the previous version.
All permissions (1)
ch.cryptobit.letterbox.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION