A1Z26 Cipher
Convert letters to alphabet positions and back — A=1, B=2 … Z=26.
Runs locally in your browser. Your input is not uploaded.
How to Use
- 1
Type letters or numbers
Pick the direction to encode or decode.
- 2
Read the mapping
Words are dash-joined, separated by slashes.
- 3
Copy the result
Perfect for puzzles and classroom games.
Frequently Asked Questions
- The simplest letter-to-number mapping: A=1, B=2 … Z=26. Encoded words join numbers with dashes (8-5-12-12-15) and separate words with slashes.
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