Images
Image to Base64 & Base64 to Image Converter
Convert images to Base64 data URLs or decode Base64 back into downloadable images locally.
How to use this tool
Choose an image to create a reusable data URL, or paste Base64 to restore and download the image. Processing stays in your browser.
Related tool: Image Compressor →When to use the Image to Base64 & Base64 to Image Converter
Use it to embed a small image directly in HTML, CSS or JSON, or to turn a Base64 string from an API back into a file.
Examples
- Inline a small icon as a data URL to save an HTTP request.
- Decode a Base64 image returned by an API to check it.
Common mistakes
- Inlining large images; Base64 is about 33% bigger and is not cached separately.
- Forgetting the
data:image/png;base64,prefix when using it in HTML.