There are various tools for windows are available but what I use and I feel they are good and useful for everyone. They are :- uTorrent : BitTorrent client that is a must-have for anyone who wants an effective file-sharing application that can download large files. Skype : Skype is another killer app for the modern personal computer.It’s the first and one of the few VoIP applications on the market that "just works. Infra recorder : It is a replacement of Nero into your system. Dr. Divx : For those who want to take their movies on the go or back up their DVDs to a smaller format, Dr. Divx is an excellent free solution. FastStone Photo Resizer : FastStone Photo Resizer is an absolute killer application for anyone who deals with images. It can batch resize, rename, and convert images of all formats and sizes. K-Lite Mega Codec Pack : If you (or someone you know) is the kind of person who likes to download videos (especially from questionable sources promising adult content) and you