Crypto - Tools for Encryption & Cryptography

Get in touch with cryptography.
Learn, try & apply cryptographic functions.

Changes 4.6.1 : v3.5

• Backup & Restore of app data (in Settings)

• Haptic feedback on big buttons & selection controls (feels awesome on Google Pixel 3, can be disabled though)

• Better cipher result page

• Some minor UI enhancements

• Stability improvements

• Bug fixes

Feedback: [email protected]

APK Description:

Crypto - The unique cryptography app with numerous & useful features
Suitable for learning, testing & applying.

Explore cryptography - the magic behind cryptocurrencies like Bitcoin or Ethereum. Now with Blockchain related features. More coming soon!

Features
• Encryption
• Hashing
• Encoding/Decoding
• Mathematical functions
• Secure Communication Tools (Certificates & Key Exchange)
• Analysis
• Tools

This makes Crypto unique:
• Beautiful & modern Material Design
• Useful implemented features
• Info pages for a lot of functions (implementation details etc.)
• Sharing/Copy-pasting your texts & content made very easy & powerful
• Save frequently used functions as favorites
• Powerful Secure Communication Tools as an approach to provide secure encryption as a security add-on for every untrusted messaging or email service

Tools
Ciphers
• Caesar
• Vigenère
• Skytale
• Enigma
• DES
• 3DES
• AES
• Blowfish
• Twofish
• Serpent
• IDEA
• RC6
• RC4
• Salsa20
• ChaCha

Cryptanalysis
• Frequency Analysis
• Caesar Brute Force
• Factorization

Mathematics
• Primality Test (Fermat, Miller Rabin)
• Greatest Common Divisor & Multiplicative Inverse in a Field
• Euler's Totient Function
• Prime Search
• Find Divisors

Asymmetric Methods
• RSA
• Diffie Hellman
• DSA
• El Gamal

Hash & HMAC
• MD2
• MD4
• MD5
• RIPEMD
• SHA-1
• SHA-2
• SHA-3
• Tiger
• Whirlpool
• Gost3411

MAC - Message Authentication Code
• Skein
• Poly1305
• CMAC

KDF - Key Derivation Function
• HKDF
• Scrypt

Encoding/Decoding
• Base64
• Base58
• Hexadecimal
• Binary
• URL
• Morse Code

Other tools
• PEM Decoder
• RSA Modulus Converter
• QR Code Generator
• QR Code Decoder
• Advanced Base64 Encoding/Decoding
• Bitcoin Address Generator

Secure Communication Tools
• Certificates (RSA)
• Key Exchange (RSA Public Key Block Cipher Encryption)
• Signature (RSA/SHA256)
• Text Encryption (AES-256/GCM)
• File Encryption (AES-256/GCM)

Feedback
If you have any problems, suggestions or questions, please email to [email protected]

Screenshots: