204+ iOS apps & games curated and reviewed
If you already know Caesar Cipher, this is the deeper bench. 204+ caesar cipher apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of May 2026.
This app allows you to send secret messages to your friends using a variety of historical ciphers and codes. It supports popular encryption methods like Caesar Shift, Morse Code, and Vigenere Cipher. The application is open source, inviting community contributions.
Encrypt and decrypt messages using classic Caesar and Vigenère ciphers. Easily create secret messages to share with friends or decode incoming encrypted text.
Decode famous quotes using a 1-to-1 substitution cipher. This free word puzzle game challenges your knowledge of language and grammar to reveal insightful sayings from notable individuals. Play online or offline and track your solve times.
This utility tool encrypts and decrypts text using a Caesar cipher. Users can specify a shift value to transform their messages. Converted text can be saved within the application for later use.
Encrypt and decrypt messages using a wide variety of ciphers, from simple substitution to complex machines. Share your encrypted messages with friends. Supports multiple encryption methods for secure communication.
Decrypt famous quotes in this engaging word puzzle game. Solve cryptograms to unlock wisdom, motivation, and inspiration. Features various categories, authors, difficulty levels, and customization options.
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.
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.
This app allows users to encrypt and decrypt messages using a variety of classic ciphers. It also includes tools for cryptoanalysis to help understand encrypted text and a mod calculator.
Easily encrypt and decrypt text messages using various methods. Features a keyboard extension for seamless integration into messaging apps.
Engage your mind with a variety of cipher decoding challenges. Practice different cipher types, track your progress, and compete with friends. Unlock quotes and sync your achievements across devices.
Easily encrypt and decrypt messages to share securely with friends and family. Generate scrambled messages with a unique key and share them, or decrypt messages received from others using their provided key. Integrates with Siri and Shortcuts for quick access.
Encode and decode text using ROT13 encryption. Protect movie spoilers from casual readers or share hidden messages with friends who also have the app. Easily convert text back to its original form.
Engage your mind with a new word puzzle game. Decipher hidden phrases, learn interesting facts, and enjoy wise thoughts from famous people. This game offers a fun way to train your brain, practice logic, and expand your knowledge.
Engage your mind with a variety of puzzles including cryptograms, anagrams, crosswords, and Sudoku. This game offers over 500 levels and 10,000 quotes for an enriching intellectual adventure.
This app offers secure messaging and file sharing with state-of-the-art end-to-end encryption. It provides options for private or on-premise server deployment, advanced group management, and a user-friendly interface. Enjoy seamless cross-platform communication with full control over your data.
Engage in an atmospheric puzzle game where you decode over 100 encrypted messages from a secret society. Progress through various cipher types, from simple shifts to complex multi-step encryptions, while uncovering a mysterious narrative. The game offers a hint system and teaches real cryptography techniques.