Encoding utility
Base64 Decode Online
Decode Base64 text into readable UTF-8 output locally in your browser.
Browser-onlyNo uploadCopy-ready
Decoded text
Local Base64 decoding
Use this decoder for quick checks of tokens, payload snippets, and encoded text. Whitespace is ignored before decoding.
Can it decode Unicode text?
Yes. The decoded bytes are read as UTF-8 so non-ASCII text is supported.
Does it decode files?
This page decodes pasted text. Use the image viewer page for Base64 image previews.