ImageMagick
Open Source
ImageMagick is a free and open-source software suite for displaying, converting, and editing raster image and vector image files.
XnConvert
Free
XnConvert is a powerful and free cross-platform batch image processor, allowing you to combine over 80 actions.
Light Image Resizer
Free Personal
Light Image Resizer can resize and convert images one by one or in batch as well as other features.
Caesium
Open Source
Caesium is an image compression tool.
ImBatch
Free Personal
ImBatch is a batch image processing software.
Radical Image Optimization Tool (RIOT) is a free image optimizer that will let you to visually adjust compression parameters.
Image Tuner
Free Personal
Image Tuner is a free batch image resizing, renaming, conversion and watermarking software with a super-intuitive and straightforward interface.
Kigo Image Converter
Commercial
Kigo Image Converter helps you change between multiple types of picture files with the possibility to change size specifications.
GraphicsMagick
Open Source
GraphicsMagick is a utility of image processing.
Compare FastStone Photo Resizer with alternatives
Compare ImageMagick and FastStone Photo Resizer and decide which is most suitable for you.
Compare RIOT - Radical Image Optimization Tool and FastStone Photo Resizer and decide which is most suitable for you.
Compare XnConvert and FastStone Photo Resizer and decide which is most suitable for you.
Compare Image Tuner and FastStone Photo Resizer and decide which is most suitable for you.
Compare Light Image Resizer and FastStone Photo Resizer and decide which is most suitable for you.
Compare Kigo Image Converter and FastStone Photo Resizer and decide which is most suitable for you.
Compare Caesium and FastStone Photo Resizer and decide which is most suitable for you.
Compare GraphicsMagick and FastStone Photo Resizer and decide which is most suitable for you.
Compare ImBatch and FastStone Photo Resizer and decide which is most suitable for you.