Image Tools
About Image to Base64
Image to Base64 is a free online image tool from Toolbench. Encode an image as a data URI for CSS, HTML or JSON. Drop, paste or pick an image, adjust the settings and download the result.
- Category
- Image Tools
- Price
- Free
- Account
- Not required
- Runs
- Entirely in your browser
How to use Image to Base64
- Drop an image onto the tool, paste one from your clipboard, or click to choose a file.
- Adjust the settings (encode as, quality) and watch the live preview.
- Download the result, or sign in to save it to your Gallery.
Options
| Encode as | Same as original · PNG · JPG · WebP |
|---|---|
| Quality | 0.1–1 (default 0.9) |
Privacy
Images are decoded and processed on your device with the browser’s Canvas API — they are not uploaded to be processed. If you are signed in and choose to save a result to your Gallery, that image is stored privately in your account (Cloudflare R2) and only you can open it.
Frequently asked questions
Is Image to Base64 free?
Yes. Image to Base64 is completely free with no sign-up, no usage limits and no watermarks.
Are my images uploaded to a server?
No. Images are processed on your device by your browser and are never uploaded.
Which image formats are supported?
You can open any image your browser can display — PNG, JPG, WebP, GIF, AVIF, SVG and more. Results are exported as PNG, JPG or WebP.
Does it work on my phone?
Yes. Toolbench runs in any modern browser on desktop, tablet or phone — there is nothing to install.
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