Base64 Encoder / Decoder
Encode plain text to Base64 or decode Base64 strings when you need to inspect payloads, config values, or test data.
Encode plain text to Base64 or decode Base64 strings back into readable text for quick browser-based development tasks.
FAQ
Common questions about this tool.
Can it both encode and decode?
Yes. You can convert plain text to Base64 or decode a Base64 string back into readable text.
Is the conversion done in the browser?
Yes. It runs in the browser for quick checks without sending the text through a separate app.
How to use
Paste text or Base64, choose Encode or Decode, then copy the result.
- Paste the plain text or Base64 string into the input area.
- Click Encode to convert plain text, or Decode to reverse a Base64 string.
- Copy the result into your test payload, config, or notes.
Use cases
Most people use this for quick inspection rather than long-form conversion work.
- Decode Base64 values from configs, logs, or webhook samples.
- Create Base64 strings for test payloads and debugging.
- Check whether an encoded value turns back into the text you expect.
Example
A quick example of how this tool works.
Input
hello world
Output
aGVsbG8gd29ybGQ=