Image to Base64 Converter — Get a Data URI Online
Convert an image into a copyable Base64 data URI string for HTML, CSS or JSON.
Unlimited local processing. Large images depend only on your device memory.
FAQ
Image to Base64 — frequently asked questions
What is a Base64 data URI used for?
It embeds a small image directly in HTML, CSS or JSON so no extra file request is needed. It is handy for icons and email templates.
Is the Base64 text smaller than the image?
No. It is about one third larger than the original file, so use it only for small images.
Are my photos uploaded or stored anywhere?
No. Image to Base64 runs in your browser, so your photos stay on your device and are never sent to our servers or saved anywhere.
Is Image to Base64 really free? Do I need to sign up?
Yes, it is completely free. There is no account, signup, watermark or email to hand over; open the page and use it as often as you like.
More free tools: Image Compressor · Image Resizer · Passport Photo Maker · All image tools
QUICK GUIDE
How to use Image to Base64
- Choose or drop your file.
- Adjust options and preview.
- Click Process image and download the result.
Privacy
This tool runs locally in your browser. No files are uploaded to any server.