Compressify - Compress video files by 20-60%
ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
Big Photo - Overcome the image resolution limit on iOS devices
Ralpha Image Resizer - High-speed image batch conversion tool
TinyPNG - Make your website faster and save bandwidth. TinyPNG optimizes your PNG images by 50-80% while preserving full transparency!
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats