It supplies for now: Caesar cipher - Affine cipher - Monoalphabetic substitution cipher with keyword or user-defined alphabet (Cryptanalysis included.
This download is totally secure. The app has been originally created by Nicolas BERNE and it relates to the Educational category. The latest update of the tool was released on Jun 3, 2017 and Caesar was downloaded by over 5K users.
This application has been rated 4.7 on Google Play. Take the opportunity to get the installer of Caesar 3.70 free of charge and have a look at users' reviews on Droid Informer. The app is designed for Android 3.1 and higher.