Yes, the tool handles Unicode safely during encode and decode.
Base64 Encode / Decode
Encode or decode Base64 text safely in your browser with quick copy and example support.
Runs entirely in your browser.
Input text
Output
Converted output will appear here.
About this tool
Base64 Encode / Decode helps you encode or decode base64 text safely in your browser with quick copy and example support. It runs directly in your browser for speed and privacy with no sign-up required. Use the steps below to get results quickly, then copy or download the output and continue with related tools when needed. Try next: URL Encode / Decode • JSON Formatter & Validator.
How to use
- Choose Encode or Decode mode based on your task.
- Paste source text into the input panel.
- Click the action button to process content locally in your browser.
- Review output in the right panel and copy when ready.
- Use Try example to prefill a sample input and test the workflow.
Related tools
Try next: URL Encode / Decode • JSON Formatter & Validator • Image to Base64.
URL Encode / Decode
Encode or decode URL strings and components instantly in your browser.
JSON Formatter & Validator
Validate, prettify, minify, and copy JSON with indent and key-sorting options in one fast tool.
Image to Base64
Convert an image file to a Base64 data URL string locally and copy it instantly.
Frequently asked questions
No, all Base64 processing happens locally in your browser.
Invalid Base64 input or malformed padding can cause decode errors.
Yes, use Copy output to copy the converted result instantly.