【實用工具app】Calculator ECCalc Pro|最夯免費app-綠色工廠好玩App

A really good scientific calculator which solves your every need. Has a really adapted interface which allows you to enter expressions in 2 dimensions as well as a graph drawer and support to draw your own statistic graphs. Handles algebra and solves equations in seconds, for more info check out the website.

Be sure to download the ECCalc Keyboard app for best use of this application.