Ohms Law app icon

Apps Like Ohms Law for iPhone and iPad

Calculate power, current, resistance, voltage.

The app calculates voltage, current, resistance, and power. Users input any two values to determine the remaining two using Ohm's Law formulas.

by Pro Certs Software Ltd★ 4.37 ratingsUtilitiesFreeData updated 2026-10-08

Ohms Law screenshots

Ranked alternatives

Showing 101–120 of 1,000 ranked alternatives.

  1. Converter Pro – Unit Converter app icon

    Converter Pro – Unit Converter

    Panoramic Software Inc.

    Convert currencies and units instantly

    Convert units across 19 categories including acceleration, angle, area, cooking, data storage, density, and energy. Switch between 150+ currencies. Perform calculations for conversions and exchanges. Share results via copy or email.

    ★ 4.445 ratingsUtilitiesFreeData updated 2026-09-08
  2. Ratios app icon

    Ratios

    Brushed Type Ltd

    Enter coffee amount, get bean and water

    Calculate coffee bean weight and water volume based on desired strength and total brew amount. Adjust values in real time to see impact on final ratio. Export and edit brew parameters for future reference.

    ★ 4.779 ratingsUtilitiesFreeData updated 2026-09-13
  1. ElectroMaster Pro app icon

    ElectroMaster Pro

    Carlo Terracciano

    Calculate electrical values

    Helps users calculate electrical values using Ohm's Law. It includes practical exercises and theoretical explanations. Users can explore basic electrical concepts and advanced topics with structured lessons and problem-solving tools.

    ★ 4.52 ratingsProductivity$99.99Data updated 2026-09-23
  2. Attenuator app icon

    Attenuator

    Tim Burrow

    Calculate output voltage and power after attenuation

    Calculate output voltage, power, and attenuation based on input voltage and dB loss. Specify impedance for accurate results. Convert between Watts, dBm, and dB values. Calculate NMR pulses using reference power and pulse length.

    ★ 5.08 ratingsUtilitiesFreeData updated 2026-09-08
  3. Calculator Advanced app icon

    Calculator Advanced

    Mert Can Kus

    Save formulas, enter variables, calculate results

    Allows users to save formulas for repeated use. Enter variables to recalculate results without rewriting formulas. Supports trigonometric functions, logarithms, factorials, and permutations. View saved formulas and variables for easy access.

    ★ 4.496 ratingsProductivity$0.99Data updated 2026-09-06
  4. Resistance Color Calculator app icon

    Resistance Color Calculator

    Fabian Schiller

    Select resistor colors and get value instantly

    Determine resistor values by selecting ring colors and number of rings. Choose orientation with the larger gap on the right. Receive value, tolerance, and other details.

    ★ 4.983 ratingsUtilitiesFreeData updated 2026-09-06
  5. Converter and Calculator Lite app icon

    Converter and Calculator Lite

    Cider Software LLC

    Convert units and currencies instantly

    A and unit/currency with a clean interface. Convert between 500+ units across 29 categories and 161 currencies. Customize colors and display selected units. Enter values to instantly convert between units.

    ★ 4.888 ratingsUtilitiesFreeData updated 2026-09-08
  6. Wire Gauge Calculator. app icon

    Wire Gauge Calculator.

    V PUGAZHENTHI

    Calculate based on voltage, current, distance,

    Calculate based on voltage, current, distance, and voltage drop. Select units like AWG, mm, or inches. Choose material: copper, aluminum, or electrical steel. Ensure safe electrical installations for low voltage DC systems and residential AC wiring.

    ★ 5.06 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.