Is Base64 / Base32 / Base58 / Base85 free?

Yes, Base64 / Base32 / Base58 / Base85 is completely free to use with no signup required.

Does Base64 / Base32 / Base58 / Base85 send my data to a server?

No. Base64 / Base32 / Base58 / Base85 runs entirely in your browser using client-side JavaScript. Your data never leaves your device.

Convert text to and from Base64 (with URL-safe variant), Base32 (RFC 4648), Base58 (Bitcoin), or Base85 (Z85) instantly in your browser.

DevTab

Never leaves your browser

Encode and decode inputs across Base64, Base32, Base58 (Bitcoin), and Base85 (Z85) formats.

URL-safe

Raw Input Text

Encoded Output

Translation ActiveAlphabet: BASE64 | Mode: ENCODE