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Base64 Encode / Decode
Convert text to Base64 or decode it back directly in your browser.
Everything runs locally in your browser. Nothing is sent to the server.
Mode
Input length: 0
Result
WaitingEnter text to begin
The encoded or decoded result will appear here.
What it does
This tool converts text to Base64 or decodes Base64 back to readable text. It is useful for quick debugging, API payload checks, and everyday encoding work.
How to use it
- Paste the text you want to encode or decode.
- Choose Encode or Decode.
- Copy the result when it looks right.
Tips
- Decode mode accepts common URL-safe Base64 as well.
- Whitespace is ignored when decoding.
- Use it locally when you need a quick conversion without leaving the browser.
FAQ
Does this send my text to the server?
No. The conversion runs entirely in your browser.
Can it decode URL-safe Base64?
Yes. The decoder normalizes common URL-safe characters before decoding.
Does it support Unicode text?
Yes. The encoder and decoder handle UTF-8 text.