It's free of charge to download the installer of letterlegger 1, also, you can have a look at users' reviews on Droid Informer. The app works fine on Android 4.1 and above. The download of this application doesn't contain viruses or any kind of malware. Billiau Daniel is the official developer of the game which can be found in the Education Games category.
Letterlegger 1 has been downloaded and installed by over 100 users and its most recent update is dated Sep 2, 2019. Google Play shows that the app is rated 4 by its users.