Cipher Finch Yak Ink

Contains ads
Content rating
Everyone
5+
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Content rating
Everyone
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About this app

Protect your personal messages and encode sensitive data with this simple cipher text tool.

This utility allows you to encode and decode text using classic cryptographic algorithms like Caesar Shift, ROT13, and Vigenere. Simply select your algorithm, input a custom key if needed, and secure your communication instantly.

Key Features:
• Support for Caesar Shift, ROT13, and Vigenere algorithms
• Real-time encryption and decryption of input text
• Custom key inputs for Caesar and Vigenere ciphers
• Quick-copy button for the secure text output
• Key visibility toggles to ensure input privacy
• Clean bento-style card layout with high-contrast text

How to Use:
• Select your desired cipher method from the top spinner menu.
• Type or paste your message in the input text area.
• Enter a numerical or alphabetical key depending on the chosen algorithm.
• Tap Encrypt or Decrypt and copy the result with the copy button.

Keep your personal messages private and learn classic cryptography using this reliable offline cipher tool.

Privacy & Experience:
• No ads
• No in-app purchases
• Works completely offline
• No account required
Encrypt and decrypt messages instantly with Caesar, ROT13, and Vigenere ciphers.
Updated on
Jun 24, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection