Encoding
Base64 Encoder
Encode text as Base64 locally in your browser.
What is Base64 Encoder?
Convert UTF-8 text into Base64 for use in data URLs, basic authentication payloads, or application data. Text is encoded locally and never uploaded.
How to use Base64 Encoder
- Paste or type your input into the editor.
- Use the tool action to process your data in the browser.
- Review the output, then copy or download it if needed.
Key features
- Private browser-based processing.
- No account or login required.
- Works without uploading your data.
- Fast results for common developer tasks.
Frequently asked questions
Does Base64 encrypt data?
No. Base64 is an encoding, not encryption. Anyone can decode Base64 text.
Does it support emoji and non-English text?
Yes. Input is encoded as UTF-8 before Base64 conversion.