FastStone Photo Resizer is an image converter and renaming tool that intends to enable users to convert, rename, resize, crop, rotate, change color depth, etc…

Kigo Image Converter helps you change between multiple types of picture files with the possibility to change size specifications.

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

dmMediaConverter is a cross-platform FFmpeg frontend (GUI) exposing some of its features.