Paste text or Base64 and get results in milliseconds. Built for APIs, debugging, and data URLs.
Paste plain text to encode or Base64 string to decode instantly.
✨ Supports JSON, JWT, URLs, HTML, CSS, and more
Base64 is a method to encode binary or text data into a readable string format. It is commonly used in APIs, data URLs, and authentication tokens.
Commonly used in APIs, frontend apps, and data URLs.
This Base64 encoder and decoder works instantly in your browser with no server processing.
Use this base64 encoder online to encode Base64 for transport, or this base64 decoder online to decode Base64 back to readable text.
This example shows how plain text is converted to Base64 and decoded back to readable text.
Try this example above to see it in action instantly.
Click an example to try it instantly
Base64 encodes binary or text into a readable string format. It’s commonly used in APIs, data URLs, and authentication tokens.
Paste your text, click Encode, then copy the result from the output box.
Switch to Decode, paste the Base64 string, and click Decode to view the decoded text.
No. Base64 is encoding, not encryption. Use it for data transport/formatting—not for security.
Yes. It’s free with no signup, and it runs entirely in your browser.
🚀 Paste your input, press Ctrl + Enter, and ship — Encode in one click.