Calculate is a fully-featured scientific calculator designed for iPhone users. It offers a simple yet elegant user interface along with a full complement of mathematical functions including trigonometry, logarithms, and more. One of its standout features is the symbolic mode that simplifies complex numbers into easy-to-understand fractions and roots.

Moreover, Calculate allows users to access their calculation history with a swipe gesture and offers an informative error system for easy typo corrections. With four different number display modes, degree or radian options, and the choice between Clicky or Clacky sounds, this calculator caters to a wide range of users, from scientists and engineers to mathematicians and students.