Calculate values with hours and minutes. Add, subtract, multiply, and divide entries. Automatically insert ":" when entering numbers. View calculation history and use a memory key to save and retrieve values.
by YUTAKA KENJO★ 4.524 ratingsProductivityFreeData updated 2026-09-06
The app calculates time differences, work days, and allows adding or subtracting time. It also converts time, finds dates in a range, and calculates age and time travel.
Perform calculations with a running total and real-world logic. Handle cost, sell, and margin computations. Add or subtract percentages in one step. Features large buttons and a clear display for easy use.
Calculate time durations between dates and times. Add or subtract time intervals. Track working hours with customizable settings. Support for 24-hour and 12-hour formats. Handle time data from flight logs and other time-based records.
Calculator lets users perform basic and scientific calculations with over 30 functions. Switch between portrait and landscape modes. Customize leather color and background texture on iPad. Take notes or draw directly on the interface.
Calculate age with detailed breakdowns including months, days, hours, minutes, and seconds lived. Include BMI calculation for health metrics. Input birthdate to generate age statistics and health data.
Solve equations, perform algebraic calculations, and graph functions. Support for multiple models including TI-83, TI-84, TI-89, Casio FX, and Sharp EL. Includes a scientific , fraction simplifier, and unit converter.
Perform calculations with feet, inches, and fractional inches. Add, subtract, multiply, divide, and compute roots or powers. Scale drawings using the scaling feature. Convert and manage measurements directly within the .
Calculate fractions by adding, subtracting, dividing, and multiplying. Convert fractions to decimals. Adjust recipe quantities for different serving sizes. Review math problems quickly and accurately.
Perform calculations using a scientific or voice input. Access calculation history by swiping down. Copy and paste values. Switch between light and dark themes. Enable larger buttons for easier use.
Is a that lets users input and edit formulas with a live display. It supports formula reuse, variable memory, and cursor navigation for precise editing. Users can check formulas for errors and adjust values efficiently.
Calculate age and differences in years, months, and days. Determine total months, weeks, days, hours, and minutes between two dates. Share calculation results directly.
Calculate differences between dates and times. Add or subtract hours, minutes, and seconds. Convert formats and view results in various units. Track elapsed and set custom intervals.
Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.
Customize appearance with themes, button shapes, and colors. Choose from six layouts and control all visual elements. View input and result simultaneously on dual-line display. Adjust settings for precise calculations.
The app provides a clock alarm for Iftar and Sehar times during Ramadan. It features an innovative interface showing remaining time, a monthly view of Ramadan timings, and alarm options set before Iftar/Sehar.
Track work hours by entering login and logout times. Add multiple login lines for lunch breaks or specify a fixed lunch deduction. Calculate overtime based on logged hours and set weekly or bi-weekly timesheets.
Calculate historical prices and convert to today's
Calculate historical currency values from 1800 to 2025. Convert prices using 22 currencies including US Dollar, Euro, British Pound, and others. Adjust for and view adjusted values over time.
Calculate discounts as percentages or dollar amounts with easy switching. Add multiple discounts and compute sales tax. View results in a clean interface with customizable themes.