Free Base64 Decoder
Decode Base64 back to text or files.
Your decoded result will appear here.
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How to use the Base64 Decoder
- 1Paste Base64 (data URLs work too).
- 2Read text or download the file.
Features
- Text & binary output
- Data URL support
- Error handling
Frequently Asked Questions
Why is my decoded text garbled?
The bytes are probably not UTF-8 text — try downloading as a file instead.
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About the Base64 Decoder
Decode Base64 strings to UTF-8 text or download the decoded binary file. The Base64 Decoder runs entirely in your browser — your data is processed locally and never uploaded to a server. Explore more Developer tools or browse all free online tools.