Base64 Encoder Decoder
Encode text to Base64 and decode Base64 back to readable text. Encode hello to aGVsbG8= or decode aGVsbG8= back to hello.
Free Online Developer Tools
Base64 Encoder Decoder
Encode and decode Base64 online. Convert readable text to Base64 or decode Base64 strings back to text directly in your browser.
Output
No result yet
How to use
- 1 Enter or upload the source content required by the tool.
- 2 Adjust the available options if needed.
- 3 Review the result or validation message.
- 4 Copy or download the output when it is ready.
Why use this tool?
- Save time on a focused everyday task
- Use a simple browser-based workflow
- Review output before copying or downloading
- Avoid setting up a spreadsheet or heavy application
- No signup required
Common use cases
- Preparing content for publishing or sharing
- Cleaning, checking, or converting data during work
- Reviewing output before using it elsewhere
- Saving time on repetitive manual edits
- Handling quick tasks on desktop or mobile
Supported formats
Plain textUnicode textBase64 text
Privacy
The tool works from the content you provide in the browser. Avoid entering highly sensitive data into any web page unless you have reviewed the tool behavior.
Example
Encode hello to aGVsbG8= or decode aGVsbG8= back to hello.
Related searches
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FAQ
What is Base64 Encoder Decoder? +
Base64 Encoder Decoder helps you encode text to Base64 and decode Base64 back to readable text.
Do I need an account? +
No. You can use the tool without signing up.
Can I copy or download the result? +
Text-based tools support copying, and file-based tools provide download options when output files are generated.
Should I review the output? +
Yes. Always review generated, converted, or calculated output before using it in important work.
Does it change my original input? +
No. The tool works on the input you provide and shows a separate result.