Base64 Encoder

How to use the Base64 Encoder

1. Pick text or file mode.
2. Type or upload your input.
3. Copy the encoded or decoded output.

Frequently asked questions

Is URL-safe Base64 supported?

Yes. Flip the URL-safe toggle if you need it for query strings or filenames.

Are files uploaded to a server?

No. Files are read and encoded right in your browser.