Base64 Encoder / Decoder – Encode & Decode Base64 Online

Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to text online.

Input Text 0 characters

File to Base64

Select a file to encode its binary data as a Base64 Data URL.

Base64 Output 0 characters

Ready. Enter text and click Encode.

0 Input Characters

0 Input Bytes

0 Output Characters

0 Output Bytes

Encode Mode

Base64 note: Base64 is an encoding format, not encryption. Encoded content can be decoded by anyone who has it. This tool supports UTF-8 text including Unicode characters and performs processing locally in your browser.