A calculator with a clear display and large buttons supports functions. Switch between portrait and landscape modes on iPad. Perform simple calculations without additional features.
by Christie Clark★ 4.9258,702 ratingsUtilitiesFreeData updated 2026-09-08
Perform calculations with labeled numbers and visual connections. Edit expressions by dragging results or extracting sub-expressions. Automatically update linked values and view calculation history in real-time.
The app assists engineers with slurry pipe and pump system calculations. It computes required head pressure and limiting settling velocity based on user-entered system parameters.
A clock with 24-hour display in portrait and landscape modes. Set alarms in 10-minute increments with customizable sound, vibration, and screen blinking. Disable automatic locking while active. Requires charging for alarm functionality.
Calculate fuel efficiency by inputting distance and gallons used. Display miles per gallon and estimate remaining range. Save calculation history for future reference.
Calculate logarithms with customizable bases including e, 2, 10, or any specified value. Input a number and base to get the result. Display the calculation steps and save results for reference.
Calculate tips by entering subtotal and selecting a percentage, or input subtotal and total to find the tip amount. Adjust custom percentages for precise calculations. Split checks among 1 to 30 people using the slider.
Standard performs basic operations like addition, subtraction, multiplication, and division. includes trigonometric functions, power calculations, and constants. Access calculation history. Calculate area for circles and triangles.
Calculate concentration with molarity and dilution formulas. Input known values like moles, volume, or molarity to solve for the unknown. Perform dilution calculations and verify results instantly.
Perform basic arithmetic operations, calculate percentages, and convert units. Use memory functions to store and recall values. Adjust display settings for brightness and theme.