Apps Like Ohm's Law Calculator for iPhone and iPad
Calculate voltage, current, resistance, power
Calculate voltage, current, resistance, and power by entering any two values. Automatically compute the remaining values. Support multiple units including volts, amps, ohms, and watts. Convert between kilo, mega, and milli units.
by Phan Nhat Đang★ 5.02 ratingsUtilitiesFreeData updated 2026-09-06
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 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 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 electrical circuit values by entering two known variables (current, resistance, voltage, or power). Adjust units dynamically for accurate results. Display total resistance and power in the circuit.
Calculate voltage, current, resistance, or electric power by entering any two values. Convert results between normal and scientific notation. Display calculated values clearly.
Calculate electrical values using formulas for voltage, current, resistance, power, and more. Determine wire size and voltage drop. Perform transformer and generator calculations. Convert between electrical units.
Calculate power, voltage, resistance, and current using Ohm's Law. Enter any two values to instantly receive all results. Switch between Watts, kiloWatts, and MegaWatts. Clear fields with a button. Share results via built-in sharing.
Calculate durations between dates and times. Add or values from a starting date. Adjust values directly. View results clearly without complex settings.
Calculate properties using Ohm's Law, current, power, voltage, resistance, and horsepower formulas for DC and AC circuits. Convert units between volts, amps, watts, and ohms. Determine power factor and RMS voltage. Estimate voltage drop in systems.
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.
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 investment returns with performance analysis. Input data to determine break-even share price, ROI, net selling price, and net buying price. View results and adjust parameters for different scenarios.
Calculate Voltage, Current, Resistance, and Power using Ohm’s Law and ’s Law. Input values to solve for unknowns. Display results instantly. Includes formulas for calculations. Supports both direct and indirect circuit analysis.
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.
Estimate volume for a given area. Calculate required ready-mix bags. Input dimensions to determine quantities. Provide clear results for construction planning.
Calculate accumulation and payout phases with built-in calculators. Input variables to determine payment amounts and timing. View results for informed financial planning.
Calculate volume and quantity needed for a garden. Determine total cost based on bag count. Convert measurements across multiple units. Select preferred unit type for calculations.
Calculate , time, and distance for , walking, and cycling. Switch between units with a dedicated tool. Track activity metrics and view detailed statistics.
Calculate earnings for hourly, daily, weekly, bi-weekly, semi-monthly, quarterly, and yearly periods. Input fixed income and estimated working time to receive accurate results. Track progress over time and adjust inputs for updated calculations.