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 processed in your browser and is never uploaded.
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.