Best Number Cipher App

Cipher Sender

Send secret messages

Free

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.

Woodber - Classic Number Game

Logic math and number puzzle

Free

This logic puzzle game combines classic number matching with a wood block theme. Clear numbers by pairing equal digits or pairs that sum to ten. Enjoy daily challenges, track progress, and relax with this brain-teasing experience.

Cipher

by TN-TECHNOLOGY

$2.99

This app allows users to easily encode and decode messages using various secret codes. It offers offline functionality and printable translation tables for decoding without the app. Ideal for educational puzzles, treasure hunts, and creative communication.

Decrypto: Cipher Cryptograms

Logic Puzzles & Brain Games

Free

Engage in a captivating puzzle game where you decode classic ciphers and solve cryptogram word puzzles. This app offers a challenging yet accessible experience for those who enjoy riddles and code-breaking. It's designed for curious minds to train their brains with pure, ad-free fun.

Cipher App | Encrypt Text File

Password protected storage

Free

Securely store and encrypt sensitive text files, passwords, and crypto keys. Access your protected information across devices with cloud sync, even when offline. Your data remains private and under your control with strong AES-based encryption.

Sub Cipher

Encode and Decode Messages

Free

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.

Ciphers: Solve the Enigma

by Simon Booth

Free

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.

NAEQuery

Apply the cipher

Free

This app allows users to apply cipher values to texts and compare multiple books side-by-side. It highlights significant words by their numerical value and offers a Safari extension for mobile browsing. An Apple Watch app is also available for on-the-go deciphering.

Numberzilla: Number Match Game

Clear the Board: Math Puzzle

Free

This is a relaxing number puzzle game where you match pairs of identical numbers or numbers that add up to ten to clear the board. Enjoy different game modes, daily challenges, and helpful boosters to enhance your gameplay.

Cipher Challenge - Codebusters

Aristocrat Patristocrat K1 K2

Free

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.

Kryptomate

by Kilian Koeltzsch

Free

This app allows you to encrypt and decrypt text using Caesar and Vigenère ciphers. It's ideal for puzzles, games, or fun with friends, but not for securing sensitive data.

Duo Mobile

Security made simple

Free

Enhance login security with two-factor authentication. Generate passcodes or use one-tap push notifications for seamless access to your accounts. Manage authentication for multiple applications and web services.