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.

Corel's PaintShop Pro (originally called Paint Shop) is a fully functional, easy-to-use professional digital photo editing and graphic designing software. Compared with PhotoShop, its significantly smaller file size, much flexibility, and faster and easier operation make it more popular. Even though in the aspects of comprehensiveness of functions and support for third-party plugins it is slightly inferior to PhotoShop.

Smith Micro's Poser is a famous and professional human body 3D animation making & CG character designing software that enjoys a great fame in the industry. It's also known as "master of character modelling", and was the first tool that could completely present 3D characters animation. People who have ever used it are able to feel that it's so easy, free and relaxed to create vivid 3D character art & animation work using Poser.

MathType is supposed to be the most powerful and professional interactive mathematical formulas editor. It can help users easily insert complex mathematical expressions and symbols into all kinds of documents and apps (such as office documents, web pages, desktop publications, demonstrations, E-learning, Tex, LaTeX, MathML, etc.), and has been widely used in the education, teaching, scientific research institution, engineering, paper writing, typesetting, science test papers editing, and many other fields.

QuarkXPress is the world's most widely used and advanced publishing software for all kinds of publishers in the professional print and digital production industry. Its achievements in terms of print design almost the same as Adobe PhotoShop's in the field of graphic design. BTW, it has 30 years of history.