Easily encrypt and decrypt messages within your messaging app using various classic ciphers. Protect your conversations with friends and upgrade for advanced encryption methods and Face ID unlock.






9+ similar apps compared and reviewed
Whether you want more options like Epic Greek Mythology Trivia or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.












Easily encrypt and decrypt messages within your messaging app using various classic ciphers. Protect your conversations with friends and upgrade for advanced encryption methods and Face ID unlock.









This tool helps you free up smartphone storage by identifying and removing duplicate photos and videos. Its simple interface makes it easy to clean and organize your device, improving performance and reclaiming space for your favorite content.


Easily divide restaurant bills among friends. This app calculates individual costs for up to 99 people, with or without tip. Its simple interface makes splitting checks quick and effortless.




This utility app provides a simple and efficient way to set repeating timers with a clear display of remaining time. It offers an Apple Watch app and home screen widgets for quick access and control.


This app offers a comprehensive suite of classic cryptography tools, including Vigenère and Transposition ciphers, to help users explore and potentially solve complex puzzles. It consolidates features from previous versions and provides detailed information on famous unsolved codes.