If you are into engineering or similar professions and studies, then this is the app for you. It has over 65 different electronic applications to use. It's a huge database of tools and references. This new interface makes the app much easier to use and is appealing to the eyes. The tools in this app are well worth the price tag. In fact, you would spend a lot more if you tried to get some of these separately. The app allows you to open datasheets in pdf format, has simulations, numerous calculators and much more. There's no better app on the market than this one. With its perfect ratings and popularity amongst users, this is a must have app.