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Gratuït Caesar Cipher & Text Encryptor

Encrypt and decrypt text with Caesar cipher, ROT13, Atbash, and Vigenère cipher. Classic substitution ciphers, all in your browser.

Runs in your browserNo sign-up, no pop-upsNo cal iniciar sessióGratuït per sempre

Shifts each letter by 13. Self-inverse — applying it twice returns the original.

Input
Output
Gur dhvpx oebja sbk whzcf bire gur ynml qbt.

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Com funciona

1
Introdueix
Introdueix el teu text o dades.
2
Processa
Processat instantàniament al teu navegador. Sense servidor, sense espera.
3
Descarrega
Desa el teu resultat. Res no s'emmagatzema.

Per què usar la nostra?

Completely free — no hidden costs, ever
No account, email, or login required
Runs entirely in your browser — no uploads
Works on any device — phone, tablet, desktop
Open and ad-supported, with no tracking
Loads fast, with no installation needed

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