Base64 encode/decode

Encode or decode Base64 text instantly
ENCODE
DECODE
Output

About this tool

A simple way to convert text into Base64 format for embedding in HTML, CSS, or JSON, and to decode Base64 back into its original form. Useful for web developers handling data transfer, storage, or inline resources.
  • 100% free. No registration required.
  • Runs in the browser. No data is sent to the server.

LIMITS

No rate limits when used in the browser.
When used via the HTTP API:
Plan Free - 10 000 requests / month
Plan Plus - 100 000 requests / month
Plan Pro - 1 000 000 requests / month
Plan Max - 3 000 000 requests / month
Learn more about plans and pricing.

Tips

  • - Base64 encoding increases the size of the original data by approximately 33%.
  • - Base64 is not encryption. It is simply an encoding method. Do not use it for sensitive data without additional security measures.
  • - Use Base64 encoding to embed small images or files directly into HTML or CSS to reduce HTTP requests.

Something missing?

Feel free to contact us if you have any suggestions or found a bug.

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