🔄Classic Shift Cipher (English)
Caesar Cipher & ROT13 Tool
Encode or decode Caesar shift ciphers and ROT13 with an interactive key slider. Test all 25 possible rotations simultaneously to crack unknown shift ciphers in one click.
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Current Shift Key:3(D → A)
0Shift 5Shift 10Shift 13 (ROT13)Shift 20Shift 25
All 25 Simultaneous Caesar Rotations
Don't know the key? Scan through all 25 possible shifts to spot the readable message instantly.
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