The best Image Optimizer alternative to Graphic Converter is ImageMagick, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Graphic Converter and five of them are Image Optimizers so hopefully you can find a suitable replacement. Other interesting Image Optimizer alternatives to Graphic Converter are XnConvert, Switcheroo Image Manipulation, Image Tuner and Image Convert Ninja.
ImageMagick is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (about 100) including GIF, JPEG, JPEG-2000, PNG, PDF, PhotoCD, TIFF, and DPX.
XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux.
Switcheroo is designed to give you a simple, quick, and easy-to-use tool to convert and manipulate your images in whatever way you like. It is built on top of the most advanced image editing libraries, ImageMagick.
Image Tuner is a free batch image resizing, renaming, conversion and watermarking software with a super-intuitive and straightforward interface.
Powerful and intuitive online tool for viewing, resizing, cropping, and converting images. It supports all major formats, including AVIF, WebP, HEIC/HEIF, TIFF, and 32-bit HDR/EXR. Enjoy the unique Live Preview feature that lets you see real-time conversion results before downloading!
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