Cryptography Tools, Ciphers, and Decoders at DECIPHER

Your resource for cryptography tools, symbols, ciphers, and puzzles

On this website you can find free online tools and decoding resources that will help you solve decoding puzzles, you can find resources to help you learn codebreaking techniques and learn how to identify symbol ciphers and textual ciphers. You can test your skill at our very own decoding puzzles and put your name on the leaderboard! If you have resources or ideas fitting to the site, contact me on Discord or by Email :)

Free tools and puzzles to learn cryptography

Online Cryptography Tools & Resources

Decoding Academy

The DECIPHER Academy is a free "course" to learning decoding puzzles by solving gradually increasing difficulty puzzles

Join Academy

Online Decoding Tools

Access our comprehensive collection of online tools for decoding various ciphers and cryptographic puzzles.

Browse Tools

Symbol Ciphers List

Have a symbol cipher you don't recognize? This page might help.

Symbols Reference List

Ciphers List

Have a text cipher you don't recognize? This page might help.

Ciphers Reference List

Today's Morsle

Want to learn morse code? Do the daily morsle for a few days and you'll be well on your way.

Morsle

Puzzles

Challenge yourself with our collection of cryptographic puzzles.

Solve Puzzles

Dictionary

Find out the meaning of common cryptography terms.

Dictionary

Get Started

Learn how to get started with the world of cryptography.

Get Started

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