This tool decodes Base64 back into readable text, with full Unicode support, entirely in your browser.
How to use it
- Paste a Base64 string.
- It is decoded to text.
- Copy the decoded text.
About Base64 Text Decoder
Decoding Base64 lets you read tokens, data URLs and encoded payloads. This tool decodes your Base64 string and correctly interprets the bytes as UTF-8, so emoji and accented characters are restored. It runs entirely in your browser, keeping your data private.
FAQ
Does it handle Unicode?
Yes — decoded bytes are interpreted as UTF-8 so all characters are restored correctly.
What if the input is not valid Base64?
An error is shown so you can check for stray characters or wrong padding.
How do I encode text to Base64?
Use the Base64 text encoder tool.