In environments that use and alter PC with high frequency (such as company PCs, school computers room, Internet cafes), it's necessary to make computer OS restore its original state at each reboot or specified time. Because compared with reinstalling and setting up the system over and over, its advantage is self-evident. This case, in addition to utilizing some hardware (PCI-E recovery card) to restore OS, your only best software solution is to use Deep Freeze such kind of reboot-to-restore tool. Its capability far surpasses programs like Returnil Virtual System and Shadow Defender.

CorelDRAW Graphics Suite is a very popular graphics design software with powerful and easy-to-use functions, launched by Corel Corporation from Canada for the first time in 1989. Many magazine covers, film posters, product trademarks, book illustrations... that we can see in daily life are all designed using it. Nowadays CorelDRAW Graphics Suite has become one of the must-have software together with Photoshop for most graphics designers.

Voice/video chat is already not a new thing now. But if we could add a bit of whimsy into it, such as voice morphing, that would make the chat game more interesting. In order to achieve this effect, you may already know that the classic and famous AV Voice Changer Software can do it for us.

Castlevania: The Dracula X Chronicles (AKA: Devil's Castle Dracula X Chronicle, Akumajō Dracula: X-Chronicle, 悪魔城ドラキュラ Xクロニクル, 恶魔城 X 历代记/编年史) is a 2.5D (namely 3D graphics + 2D operations) HD remake of the immortal masterpiece on PCE (PC Engine) platform - Castlevania: Rondo of Blood. It was released on PSP (PlayStation Portable) game console by KONAMI in 2007. This was the first time for the whole series of Castlevania games to launch on PlayStation Portable handheld game console.

MKVToolNix (AKA: Matroska Toolkit) is a free, open-source and cross-platform collection of tools primarily used to perform merging, splitting, encapsulating, extracting operations to MKV format of videos, audio tracks, and subtitles.