Image to Base64 Converter
Upload an image to get its Base64 string — as a Data URL, raw Base64, CSS
background-image, or HTML
<img> snippet.
Switch to Base64-to-Image mode to preview and download a decoded image. Your files never leave your device.
All processing is done locally — your image never leaves your browser.
Upload Image
Drop an image here or click to browse
JPEG, PNG, GIF, WebP, SVG, BMP, ICO — up to 50 MB
Base64 Output
Frequently Asked Questions
- Why would I convert an image to Base64?
- Base64 encoding embeds images directly in HTML, CSS, or JSON without needing a separate file URL. Common in email templates and data URIs.
- Can I convert Base64 back to an image?
- Yes. Switch to 'Base64 to Image' mode, paste your Base64 string, and download the decoded image.
- Is this tool free to use?
- Yes, completely free. No account, no subscription, no hidden limits.
- Are my files safe? Do you upload them?
- Your files never leave your device. All processing runs locally in your browser using JavaScript — nothing is sent to any server.
- Does it work on mobile?
- Yes, it works on all modern browsers including mobile Safari and Chrome on iOS and Android.