Base64 encoder / decoder

Encode text to Base64 or decode Base64 back to text. Supports UTF-8 and URL-safe Base64. Nothing leaves your browser.

URL-safe (- and _) No padding (=)

TEXT INPUT

0 characters

BASE64 OUTPUT

0 characters

Text is treated as UTF-8, so emoji and non-Latin scripts (like Nepali) encode correctly. Decoding accepts both standard and URL-safe Base64, with or without padding.