Paste a Base64 string and convert it back into an image. Preview and download the decoded file.
Shrink image size without visible quality loss. Ideal for web and email.
Compress many images or ZIP archives in one go directly in your browser.
Resize images to exact dimensions or scale while keeping aspect ratio.
Convert JPG photos to transparent-friendly PNG files in the browser.
Turn transparent PNGs into lightweight JPG images for faster loading.
Crop images to custom rectangles and download the cropped result.
You can paste full data:image/...;base64, URLs or raw Base64 without the prefix. The tool will try to detect and decode both.
No. Decoding happens in your browser using JavaScript. The image is not uploaded or stored on our servers.
The decoded image is typically rendered in the same format indicated by the Base64 prefix. If none is present, the browser may default to PNG.
The tool will show an error in the status area if decoding fails. Check that your string is complete and properly encoded.
Yes. It is free to use and runs entirely in your browser.