Base64 Encoder - Free, Instant, In Your Browser
Base64 turns text (or binary data) into a safe ASCII string, often used for embedding data in URLs, JSON, or email attachments.
How to use Base64 Encode
- 1Paste your text or data into the input box above.
- 2Base64 Encode runs instantly, right in your browser.
- 3Copy the result or use it directly.
Your file is only processed temporarily for the conversion and is automatically deleted within 24 hours.
Frequently Asked Questions
Is my text sent to a server?
No. Base64 encoding runs entirely in your browser using JavaScript - nothing you type leaves your device.
What is Base64 used for?
Commonly for embedding small files or binary data inside text formats like JSON, XML, or data URLs.