No specific info about version 4.0. Please visit the main page of Yenka on Mac Informer.
Google Earth gives you a wealth of imagery and geographic information.
Google Earth Pro gives advanced business tools in addition to all the easy-to-use features and imagery of Google Earth.
Small utility that allows you to quickly typeset LaTeX equations, without bothering with file creation, preambles, and so on.
Simple but highly functional 2D plotting program.
MoreCalculator is a scientific calculator that allows you to enter your formulas