Apps Like Time Calculator: Add, Subtract for iPhone and iPad
Calculate differences and durations
Calculate durations between dates and times. Add or values from a starting date. Adjust values directly. View results clearly without complex settings.
by Phan Nhat Đang★ 4.6158 ratingsUtilitiesFreeData updated 2026-09-06
Calculate the between two dates, add or subtract from a , and determine workdays. Track workdays added or subtracted. Perform calculations with an intuitive interface.
Calculate as angle, percentage, or ratio using a right triangle. Enter two sides to find the remaining values. Display results clearly with unit options. Save and share calculations.
Calculate dew with temperature and humidity inputs
Calculate dew temperature using air temperature and relative humidity. Convert results to Kelvin, Celsius, or Fahrenheit. Input values manually for accurate calculations.
Calculate ROI by entering invested amount, returned amount, and investment period. Compute annualized ROI for long-term returns. Provide accurate results based on user input.
Estimate volume for a given area. Calculate required ready-mix bags. Input dimensions to determine quantities. Provide clear results for construction planning.
Calculate by entering speed and air temperature. Support units for air temperature including °C, °F, and Kelvin, and speed in mph, km/h, m/s, and knots. Include a temperature converter for unit conversion.
Calculate accumulation and payout phases with built-in calculators. Input variables to determine payment amounts and timing. View results for informed financial planning.
Calculate age based on birthdate or a specific date. Determine zodiac sign and number from date of birth. Provides intuitive interface for age and astrological calculations.
Calculate percentages for various problems. Solve for unknowns in equations like Y = P% x X. Determine increase or decrease. Input values and receive step-by-step results.
Calculate compound annual growth rate by inputting starting value, ending value, and investment period. Perform calculations using the provided formula. Export results for record-keeping.
Calculate daily macronutrient needs including carbs, fat, protein, and total calories. Provide adjusted values for weight gain or loss based on weekly goals. Track intake and set personalized dietary targets.
Calculate boards and fasteners needed for a project. Input dimensions to determine quantity of boards, screws, and hidden fasteners. Estimate total cost for materials based on input measurements.
Calculate and man-hours needed for a room by inputting wall dimensions and subtracting areas for windows and doors. Estimate volume based on wall surface area and coverage rate. Save calculations and view detailed breakdowns.
Calculate impact on your money using statistical data or custom inputs. Predict future trends. View charts and comparisons. Adjust settings for personalized analysis. Export results and share data.
Calculate asset using percentage and straight line methods. Input time periods and values to determine or appreciation. View results clearly and save calculations for reference.
Calculate certificates of deposit by entering initial amount, time, and interest rate. View compounding schedules and results. Input variables to determine final balance and interest earned.
Calculate and mortgage payments with customizable terms, interest rates, and frequencies. Display breakdowns of interest and principal. Estimate repayment time. Compare options. Export results via email or file. Save details for future reference.