What does Base64 Decoder do?
Decode Base64 strings to text, with URL-safe variant support.
Calculations happen instantly in your browser. Nothing you enter is stored or sent anywhere.
How to use Base64 Decoder
- 1Enter or paste your input into the Base64 Decoder.
- 2Adjust the options — results update instantly.
- 3Copy the result to your clipboard or download it.
Frequently asked questions
Is Base64 Decoder free?
Yes. Base64 Decoder is completely free with no sign-up and no watermarks.
Is my data stored?
Calculations happen instantly in your browser. Nothing you enter is stored or sent anywhere.