So, people whose phones have smaller screen might need to watch out.Īnyway, all the three are available for free in the Android Market. While it is still usable, on my phone's 4-inch screen, the buttons are a bit too small and a little hard to use without really looking for what you are pressing. The UI has also been designed to look like the real thing. However there is a little quirk with the UI. You can use Free Online TI-84 Graphing Calculator. Wabbitemu supports the TI-73, TI-81, TI-82, TI-83, TI-83 Plus, TI-83 Plus Silver Edition, TI-84 Plus, TI-84 Plus Silver Edition, TI-85, and TI-86. Designed for high school The NumWorks Graphing Calculator matches all the requirements of the ACT calculator policy and is permitted for use on that test. For Windows, Mac OS X, and Android By Spencer Putt, Chris Shappell, and James Montelongo Wabbitemu creates a Texas Instruments graphing calculator right on your Windows, Mac, or Android device. I installed the TI-86 this morning and so far it has worked perfectly. Answer (1 of 6): The graphing calculator that makes learning math easier. These calculators are modeled after Texas Instruments' graphing calculator series - TI-83, TI-85 and TI-86. The TI-83 is mainly for statistics and trigonometry, TI-85 is for engineering and computer science and TI-86 is for engineering and calculus. For today's app of the day, we have not one, but three calculators.