RIOT ( Radical Image Optimization Tool ) is one of the most easy to use, efficetive and free tool for people making website, blogs or uploading images. The most strong point for RIOT is it’s side by side view of end result of optimization done on source image. The file size is displayed above of both the before and after images so that you can change the setting accourding to your requirment. Plugin Version is also avalible for download to be used with irfanview.
File Size :- 953 Kb
License :- Freeware
Homepage :- http://luci.criosweb.ro/riot/