Free online tool

Base64 encoder & decoder

Encode text to Base64 or decode Base64 back to text. You can also turn a small file into a data URL.

Works in your browserNothing is sent anywhereNo sign-upFree

Mode

Input URL-safe (- and _ , no =)

Output

File to data URL

Questions

Good to know

Is my text sent anywhere?

No. Everything happens in your browser on your own device. Nothing you type is sent to a server or saved.

Is Base64 encryption?

No. Base64 only changes how data is written; anyone can decode it. Never use it to hide passwords.

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