Base64 Encoder / Decoder
Encode Unicode text or decode Base64 back into readable text.
Processed on your deviceFree · No account needed
How to use it
- Enter UTF-8 text to encode or standard Base64 to decode.
- Choose the direction and run the tool.
“Hello” encodes to “SGVsbG8=”.
Details & limits
100,000 text characters or 400,000 encoded input characters; decoded output up to 100,000 characters. Standard padded Base64; ASCII whitespace accepted on decode. UTF-8 text only.
Is Base64 encryption?
No. Base64 is a reversible representation. Anyone with the encoded text can decode it. This tool accepts UTF-8 text, not arbitrary binary files.