Free browser tool
Base64 Encoder Decoder
Encode text to Base64 or decode Base64 text with Unicode support.
Updated 2026-05-09
How to use this tool
- Paste or type your input into the tool.
- Choose the action or option that matches your task.
- Review the output before copying it into another app.
Notes
Convert text to Base64 and decode Base64 back to readable text in the browser.
Inputs are processed in the browser for this static MVP. Avoid pasting secrets into any online tool unless you understand the environment.
FAQ
Is Base64 secure?
No. Base64 is encoding, not encryption. Anyone can decode it.
Can it handle non-English text?
Yes. The tool uses Unicode-safe encoding and decoding logic.
Related Pages
answer What Is Base64 Encoding? Base64 represents binary or text data using a limited set of safe text characters. comparison Base64 vs URL Encoding Base64 represents data as text; URL encoding makes reserved characters safe inside URLs. tool URL Encoder Decoder Convert reserved URL characters into safe encoded text and decode them back. Category Browse more tools Find more pages in this section. Home Back to 10240119 Tools Browse the main tool collection.