The Scientific Calculator is an Android app, developed by Philip Stephens, that offers a wide range of features for advanced calculations. It is a free app, with an ad-free version also available. The calculator has a simple and intuitive design, making it easy to use. It includes basic mathematical operators, such as addition, subtraction, multiplication, division, remainder, and powers. Additionally, it has more advanced features such as complex numbers, matrices, graphs, and statistical functions.

One of the most notable features of this app is its super-fast algorithms, which allow scrolling and zooming of 2D and 3D graphs in real-time using the touch-sensitive screen. The app can graph implicit equations in 2 and 3 dimensions, graph inequalities in 2 dimensions, and graph functions of a complex variable. It can also display up to 5 graphs on the same screen and perform active analysis of functions, allowing better graphing of 2D functions with singularity points. The calculator is customizable, allowing users to change the colors of the screen, background, and all individual buttons.

Overall, the Scientific Calculator is a comprehensive and customizable app that offers a variety of useful features for advanced calculations. It is user-friendly and has a simple design, making it accessible to all levels of users.