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.


FastStone Photo Resizer is described as 'Batch convert, rename, and edit images with resizing, cropping, color and watermark options, sequential renaming, preview, and support for major formats' and is a Image Optimizer in the photos & graphics category. There are more than 100 alternatives to FastStone Photo Resizer for a variety of platforms, including Windows, Mac, Web-based, Linux and Android apps. The best FastStone Photo Resizer alternative is ImageMagick, which is both free and Open Source. Other great apps like FastStone Photo Resizer are Image Toolbox, Caesium Image Compressor, XnConvert and Squoosh.
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.


Versatile image editing app with cropping, filters, quality and format options, EXIF metadata editing, PDF conversion, background removal, batch processing and color picking, all in an open-source package for Android with a clean interface and no in-app ads.




Caesium Image Compressor lets you compress your pictures up to 90% without visible quality loss. Providing a simple yet effective interface with a real-time preview and multiple image processing at the same time, everyone will be able to reach the best result.



XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux.





Converseen is a free cross-platform batch image processor for Windows and Linux that allows you to convert, resize, rotate and flip an infinite number of images with a mouse click.



Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then choosing the right parameters are the key factors of smaller files.


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.



GraphicsMagick is the swiss army knife of image processing. Comprised of 282K physical lines (according to David A. Wheelers SLOCCount) of source code in the base package (or 952K including 3rd party libraries) it provides a robust and efficient collection of tools and libraries...



Image Tuner is a free batch image resizing, renaming, conversion and watermarking software with a super-intuitive and straightforward interface.




With Filestar you can "do anything with any file". Get rid of repetitive tasks, save time and boost your productivity with over 30.000 file conversions available. Transform or convert hundreds of files, all at the same time with a few simple clicks.

Create email-friendly images, resize in batches, convert formats, and compress using high-quality filters. Integrated in Windows Explorer, it offers high-res settings, watermarking, a profiles library, PDF creation, and supports devices like iPad and iPhone.



