Developer Tools
Base64 Encoder / Decoder
Encode text to Base64 or decode it back, with full Unicode support.
✓ Your data is processed locally in your browser and is never uploaded.
How to use Base64 Encoder / Decoder
- Add your input — a file, text, or values depending on the tool.
- Adjust the options to get the result you want.
- Download or copy the result. Nothing is uploaded or stored.
About this base64 encoder / decoder
Use this focused browser utility to get a practical result without uploading your files or creating an account. It is designed for quick, repeatable work on desktop and mobile.
Frequently asked questions
Are my files uploaded?
No. Processing happens locally in your browser.
Can I use this on my phone?
Yes. The workspace is designed around comfortable touch controls.