Lets users perform calculations and convert units with an easy-to-read history tape and expression view. Save and reuse previous calculations. Convert between units intuitively. Sync with Apple Watch for on-the-go use.
by Tapbots★ 4.711,113 ratingsUtilitiesFreeData updated 2026-09-08
Perform arithmetic with fractions, mixed numbers, and whole numbers. Execute addition, subtraction, multiplication, and division. Automatically simplify results to lowest terms. Display mixed fractions. View and reuse calculation history.
The app features large, easy-to-read keys for quick input and a permanent display of the user's expression. Results appear automatically as the user types, eliminating the need for an equals key.
Calculate bytes and convert between B, KB, MB, GB, and TB. Display results with appropriate thousands separators and decimal points based on language settings. Perform memory calculations, square roots, and percentage operations.
Classic performs addition, subtraction, multiplication, and division. It provides audio feedback for calculation results. Displays results instantly on the screen. Swiping down shows a history of previous calculations.
Convert units across 70+ categories and 1450+ units with real-time accuracy. Adjust settings for preferred units. Navigate through a user-friendly interface to perform quick and precise conversions.
Convert units across categories like length, weight, temperature, and volume. Switch between 100+ built-in units. Add custom units. Convert between imperial and metric systems. Save frequently used conversions. Share results via copy or email.
Distances and heights using the camera. Calculate surface area and perimeter. Generate 3D models from photos. Use a bubble level and slopes. Perform various geometric calculations with precise camera-based measurements.
Offers basic and scientific calculation tools. Perform addition, subtraction, multiplication, and division with the basic . Use trigonometric functions, logarithms, and exponents in the scientific mode. Save and recall previous calculations.
Perform calculations with a simple or interface. Solve equations step by step and view detailed explanations. Access calculation history for review or sharing. Generate graphs for visual representation of equations.
Convert numbers to , octal, and hexadecimal. Convert numbers to , octal, and hexadecimal. Convert octal numbers to , , and hexadecimal. Perform accurate calculations with an intuitive interface.
Solve problems by snapping photos. Receive step-by-step explanations and multiple solving methods. Access interactive graphs and a scientific calculator. View how-to animations for each solution.