Base64 Encoder/Decoder
Encode text to Base64, or decode a Base64 string back to text. Works entirely in your browser, with full Unicode support.
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How to Use Base64 Encoder/Decoder
- 1
Choose Encode or Decode.
- 2
Paste your text or Base64 string.
- 3
Click the button and copy the result.
Base64 Encoder/Decoder Features
- Full Unicode / UTF-8 support.
- Encode and decode in the same tool.
- Runs entirely client-side.
Why use Tool King?
Fast
No waiting rooms or sign-ups. Most files are ready in seconds.
Private
Files are processed in memory and discarded right after — never stored or shared.
Free
Every tool is free to use, with no hidden limits on the essentials.
Frequently Asked Questions
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