Base64 Encode & Decode Tool

Quickly encode text into Base64 format or decode Base64 string back to readable text. All conversion runs locally inside your browser. Your text never leaves your device. No signup required.

How To Use

  1. Type or paste your text or Base64 content into the input box.
  2. Click Encode to turn plain text into Base64.
  3. Click Decode to convert Base64 back to original text.
  4. Copy your result with the copy button.

What is Base64?

Base64 is an encoding scheme that converts binary data into text strings. Developers commonly use Base64 for embedding small images, sending data inside URLs, and transferring data safely in APIs or HTML files. Base64 is not encryption; anyone can decode it easily.

FAQ

Is my text sent to your server?

No. Encoding and decoding happen locally in your browser. We do not receive or store any of your input text.

Is Base64 secure encryption?

No. Base64 is only encoding, not encryption. It should not be used to hide passwords or sensitive secret data.

Who uses Base64 tools?

Web developers, API testers, front-end engineers and network developers use Base64 converters every day.

Does it work offline?

Yes. Once the page finishes loading, you can encode and decode without internet access.