CrystalMaker

Build, display and manipulate all kinds of crystals

Breeze through arithmetic, geometry, algebra, and calculus related tasks with this powerful mathematics tool

A multi-platform English dictionary for Macs by developer Antony Lewis

Design concept maps easily and then share them with your colleagues with this utility for MacOS

An easy-to-use Mac application that helps you improve your writing style

A free program that allows you to create books for the iPad and Mac