Get rid of the DRM protection of any electronic book
Easily take notes on your PC
An eBook manager with several features
Create complex diagrams in the easiest and quickest way
Improve your speed with this typing course
Tool for studying algebra, geometry, and calculus
Design mind maps with all kinds of possibilities
Stargaze on your computer
One of the most widely-used online translators
Google helps you write better sentences thanks to its search bar
Work with all kinds of maps
Revolution your Math documents
Portable version of the excellent planetarium for PCs
The famous virtual planetarium, now in a portable version
