How to use it
Base64 writes the image bytes as text, so it can live inside CSS or HTML without a separate request.
data:image/png;base64,iVBORw0KGgo…It adds about 33% to the size, so it suits icons and small images (roughly under 10 KB).
Privacy: your image is processed inside your browser on your device. It is never uploaded to us or anyone else.
Worked example
A 3 KB PNG icon becomes a string of about 4,100 characters.
Frequently asked questions
When should I use Base64?
For small icons, images in emails or SVGs, or when you need one file with no attachments.
Why is it bigger?
Every 3 bytes become 4 characters — about 33% more.
Can I turn Base64 back into an image?
Yes — choose “Base64 → Image” and paste the text.