DisplayFusion: DisplayFusion is an application that can make your dual monitor (or triple monitor or more) life much, much easier! From allowing you to use a different wallpaper on each monitor, to integrating with Flickr for image searching, to providing hotkeys for managing your application windows.
Youtube Batch Downloader: Youtube Batch Downloader is software to browse youtube.com, just like if you open youtube.com using IE or Firefox, but with Youtube Batch Downloader you can download more than one movie. If you have 10s or 100s of files you want to download from youtube, you absolutely should try this application.
UltraDefrag: UltraDefrag is powerful Open Source defragmentation tool for Windows. It is very fast, because the defragmenting is done by kernel-mode driver.
Karafun: KaraFun is a karaoke software for PC that offers a complete solution for home karaoke. KaraFun is based on a powerful animation engine and contains its own editor.
iCoolPlayer: iCoolPlayer is free media player that able to play audio files off all popular formats, such as mp3/ogg/wav/aiff/wma/ aac/ac3/alac/ape/mac/mpc/ofr/ spx/tta/wv/cda/midi/flac. With this light player you can also convert between most popular formats, rip and record audio files, listen to radio and create Karaoke Lyrics. UpMix from source to mono/stereo/2.1/4.1/5.1/7.1 sound. Resample audio from 16000Hz -> 192000Hz, and provide 29 DSP Effect.