Is Base64 smaller than the original image?
No. Base64 output is larger than the original binary image and is mainly useful for development or embedding small assets.
FREE BROWSER-BASED IMAGE TOOL
Image to Base64
Convert JPG, PNG or WebP images into Base64 data URLs for development and testing. Copy the output or save it as a text file.
Open Image to Base64How to use Image to Base64
Upload a supported image, wait for local Base64 encoding, then copy the data URL or save it as a text file.
Images are processed in your browser for this tool. PixelTools does not upload your selected image to its own image-processing server.
Frequently asked questions
What does the output contain?
The tool creates a data URL with the MIME type prefix followed by the Base64-encoded image data.