- Basic & Scientific Calculator: for typing mathematical expressions, including brackets and scientific operations, with the results displayed after pressing the equal sign. For example, apps like Calculator₊ support equation solving with AI and a Photo Solver feature to solve problems from images.
- Calculation History applications, such as Panecal Scientific Calculator, save a history of calculations so that users can track or reuse previous results. This feature also allows editing of formulas that have been entered.
- Unit & Currency Conversion: Apps like ClevCalc offer unit (length, weight, temperature) and currency conversion with real-time exchange rates for over 135 currencies.
- Math Notes: Features like Calculator₊ allow users to write equations (including with Apple Pencil on iPad) and solve them automatically. This application also supports creating variables and graphing equations.
- Simple interface.