Base64 Encode Text Online
Encode plain text to Base64 in your browser with Unicode support. Free, private and no signup.
Free · Local browser processing · No signup
What this tool helps you do
Convert readable text into its Base64 representation for transport, testing or debugging.
This page uses the same tested Base64 Encode / Decode engine as the main tool, but focuses on this specific task so you can get straight to the relevant workflow without hunting through a generic converter.
How to use it
- Paste or enter the content you want to process in the tool above.
- Use the preselected mode when this task has a specific mode, then click Run.
- Review the output, then copy or download it if the tool provides a download option.
Common uses
- Encoding API test values
- Preparing simple Basic Auth components
- Debugging encoded payloads
Example
Input: Hello ✓
Expected result: SGVsbG8g4pyT
Useful tip
Base64 is encoding, not encryption; anyone can decode the output.
Frequently asked questions
Is this tool free?
Yes. The tool is free to use, requires no account and runs directly in your browser.
Is my input uploaded to a server?
No. The tool processes the input locally in your browser. Your tool input is not sent to ToolboxApp servers.
When should I use Base64 Encode / Decode?
Encoding API test values, preparing simple basic auth components, or debugging encoded payloads.