Free scientific calculator plus advanced 991 calc APK for Android

Scientific Calculator Plus 991 is a versatile free application designed for Android users, particularly beneficial for students in engineering and mathematics. This utility encompasses a wide range of mathematical functions, making it suitable for high school and university-level coursework. Key features include basic calculations, advanced arithmetic, scientific functions, and graphing capabilities, allowing users to tackle a variety of mathematical problems efficiently.

The application supports over 300 basic functions, 115 advanced functions, and includes specialized features such as integral calculations and graphing options. Users can perform calculations involving percentages, powers, roots, trigonometric functions, logarithms, derivatives, and more. Additionally, it offers functionalities for computing infinity numbers, prime factors, random numbers, combinations, permutations, as well as greatest common divisor (GCD) and least common multiple (LCM), making it a comprehensive tool for any mathematics-related tasks.