Base64 Image Encoder — Convert Image to Base64
Convert images to Base64 encoded strings for use in CSS, HTML, or data URIs. Supports PNG, JPEG, GIF, SVG, WebP.
Use cases
- Embed small icons or logos directly in CSS or HTML without extra HTTP requests
- Use in email templates where external image hosting isn't reliable
- Encode sprites, favicons, and data URIs for offline-first web apps
Frequently Asked Questions about Base64 Image Encoder
- Is Base64 Image Encoder completely free to use?
- Yes, Base64 Image Encoder is 100% free with no sign-up, no watermarks, and no usage limits.
- Is my data private?
- Base64 Image Encoder runs entirely in your browser — no data is ever sent to our servers. Your content stays on your device.
- Does it work offline?
- Once the page has loaded, Base64 Image Encoder works fully offline in your browser — no internet connection is required.
- Is the encoding/decoding fully reversible?
- Yes, all encoding operations are fully reversible. Use the same tool or a corresponding decoder to reverse the operation.
- Does Base64 Image Encoder work on mobile and tablet?
- Yes, Base64 Image Encoder is fully responsive and works in all modern browsers on desktop, tablet, and mobile.
This tool runs entirely in your browser. No data is ever sent to our servers.