16+ similar apps compared and reviewed
Whether you want more options like Cipher Sender or a completely different take on the same concept, our curated list of 16+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.
This utility app helps you solve problems involving ratios and proportions. It calculates an unknown number based on the relationship between two other known numbers.
This app provides comprehensive mobile services for campus cards, including traditional card functions like consumption and authentication, enhanced with QR code capabilities. It offers features for managing your campus card, paying various campus fees, and booking campus facilities.
Easily determine the capacity of structural steel beams and columns. Get detailed calculation sheets to verify your work, designed according to AISC 360-16 standards. Features intuitive touch-based interaction and built-in material databases.
This utility app performs a simple letter substitution cipher, rotating English letters by 13 positions. It's useful for obscuring text like spoilers or sensitive content from casual viewers. You can type directly, share text from other apps, or integrate it with shortcuts.
Securely encrypt your private files and folders using robust algorithms. This app creates encrypted archives and offers options to delete original files automatically or manually after encryption. It supports multiple strong encryption ciphers for enhanced data protection.
Easily encode and decode messages using simple substitution ciphers like Caesar and Atbash. Convert up to 2,000 characters at a time and save your cipher settings for later use. Ideal for fun educational purposes, not for serious secret messaging.
