Convert text to Base64 and decode Base64 back to text.
Paste text and click Encode to get a Base64 string, or paste Base64 and click Decode to get the original text. Fully Unicode-safe and runs entirely in your browser — nothing is uploaded.
A way to represent binary data (or text) using 64 ASCII characters — commonly used in data URLs, email and APIs.
Yes — encoding and decoding happen locally in your browser.