There were days when Nero Burning Studio was the only easy-to-use option available to burn optical disc's, things have changed since then and today we have many excellent free options like Hamster Burning Studio, BurnAware, JetBee and Inscriptio, letting us compose and burn disc's with ease.
7Burn is yet another such simple to use freeware utility designed to work properly under Windows® 7 using the new IMAPI v 2 technology, the utility supports writing discs in following formats - CD-R, CD-RW, DVD ROM, DVD-RDVD-RAM, DVD+R, DVD+RW, DVD+R Dual Layer, DVD-RW, DVD-RW Sequential, DVD-R DL Sequential, DVD-R Dual Layer, DVD+RW DL, HD DVD-ROM, HD DVD-R, HD DVD-RAM, Blu-ray DVD (BD-ROM), Blu-ray media Sequential, Blu-ray media, and Blu-ray Rewritable media.
Theme Manager - a free utility for Windows 7 allows users to browse and install hundreds of unofficial themes from a single easy to use interface. Neatly divided into 15 different categories - TV Series, Landscape, Celebrities, Animals, Movies, 3D, Cars, Space, Motorcycle, Cartoons, Games, Anime, Computers, Sport, and Abstract users simply need to click on a theme's icon to instantly download and apply the theme.
If you are a power-user you definitely need a tool like "Free Opener" on your computer, Just imagine the time and effort you require to download and install individual software utilities to view those common file-formats like Microsoft® Office, Adobe® PDF, music, video, images, code-files, archives and many other files. 
Newest version of popular PC cleaning, repairing, and optimization utility suite IOBit Advanced SystemCare 4 is out now, greatly improved from it's 
While mobile 