Ohmulator app icon

Apps Like Ohmulator for iPhone and iPad

Calculate voltage, current, and resistance

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.

by Armchair Engineering★ 4.779 ratingsUtilities$0.99Data updated 2026-09-08

Ohmulator screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Ohmulator app icon

    Ohmulator

    Armchair Engineering

    Calculate electric circuits using Ohm's Law.

    The app calculates unknown circuit variables using Ohm's Law. It allows users to adjust unit types for input and output values without prior conversion.

    ★ 0.00 ratingsUtilities$0.99Data updated 2026-09-20
  2. Ohms Law Calc. app icon

    Ohms Law Calc.

    V PUGAZHENTHI

    Calculate voltage, current, and resistance

    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.

    ★ 4.71,326 ratingsUtilitiesFreeData updated 2026-09-08
  3. Electrical Calculator lite app icon

    Electrical Calculator lite

    V PUGAZHENTHI

    Calculate voltage, current, and resistance

    Calculate values using resistor color codes, voltage, current, and resistance formulas. Perform impedance and RLC circuit analysis. Input values to get accurate results for engineering, wiring, and circuit design tasks.

    ★ 4.6575 ratingsUtilitiesFreeData updated 2026-09-09
  1. Electrical Calculator app icon

    Electrical Calculator

    V PUGAZHENTHI

    Calculate values instantly

    Provides tools for and electronics calculations. Users can compute resistance, voltage, current, and power. Includes resistor color code conversion and voltage drop calculations aligned with NEC/IEEE standards. Supports USCS and SI units.

    ★ 4.6462 ratingsUtilities$3.99Data updated 2026-09-08
  2. Ohm & Watt Law Electrical Calc app icon

    Ohm & Watt Law Electrical Calc

    TrothMatrix OPC Private Limited

    Calculate voltage, current, resistance, and power

    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.

    ★ 4.752 ratingsUtilitiesFreeData updated 2026-09-17
  3. Watts Amps Volts  Calculator app icon

    Watts Amps Volts Calculator

    Pro Certs Software Ltd

    Calculate , , and

    Calculate electrical power for single phase systems by converting between , , and . Input values to solve for unknowns. Support for three phase calculations including kilowatts, , , and power factor.

    ★ 4.450 ratingsUtilitiesFreeData updated 2026-09-08
  4. Ohms Law app icon

    Ohms Law

    Pro Certs Software Ltd

    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.

    ★ 4.37 ratingsUtilitiesFreeData updated 2026-10-08
  5. Ohm's Law app icon

    Ohm's Law

    Creature Code Mobile, LLC

    Calculate voltage, current, and resistance

    Calculate electrical values using . Input voltage, current, or resistance to find missing variables. Supports calculations for series and parallel circuits. Includes unit conversion for volts, amps, and ohms.

    ★ 4.7170 ratingsUtilitiesFreeData updated 2026-09-08
  6. Ugly's Electrical References app icon

    Ugly's Electrical References

    Informed Publishing

    Access code tables and track updates

    Access code updates for 2023 NEC and NEMA standards. View table changes, formulas, and conduit bending guides with video tutorials. Calculate ampacity and conduit fill. Include transformer data and wiring configurations.

    ★ 4.41,508 ratingsProductivity$12.99Data updated 2026-10-12
  7. Spark: Chords, Backing Tracks app icon

    Spark: Chords, Backing Tracks

    Positive Grid Inc

    Play songs, practice chords, jam along

    Play and practice with a wide selection of songs. Access over 10,000 tones via the BIAS tone engine. Automatically display chords for songs in real-time. Adjust tempo or loop sections for practice. Sync with the amp for jamming.

    ★ 4.824,881 ratingsMusicFreeData updated 2026-09-17
  8. Calculator # app icon

    Calculator #

    An Truong

    Calculate, graph, and solve equations

    Perform complex calculations with a powerful math core and algebra engine. Display mathematical expressions with proper formatting. Solve equations, graph functions, and convert units. Access scientific, financial, and programming calculators.

    ★ 4.635,938 ratingsUtilitiesFreeData updated 2026-09-08
  9. ElectriCalc Pro app icon

    ElectriCalc Pro

    Calculated Industries, Inc.

    Calculate and document electrical work safely

    Perform electrical calculations for contractors, designers, and electricians. Calculate load, voltage drop, conduit fill, and panel sizing. Verify compliance with NEC® codes from 1996 to 2023. Store and retrieve past calculations.

    ★ 4.9357 ratingsUtilitiesFreeData updated 2026-09-08
  10. Electrical Calc Elite app icon

    Electrical Calc Elite

    Cyberprodigy LLC

    Calculate loads and circuits

    Calculate loads, voltage drops, and conductor sizes according to NEC codes. Verify compliance for residential and commercial projects. Access code references for 2002–2023 editions. Perform wire sizing, panel scheduling, and circuit calculations.

    ★ 4.8126 ratingsUtilities$19.99Data updated 2026-09-08
  11. Scientific Calculator Plus 991 app icon

    Scientific Calculator Plus 991

    Tran Duy

    Calculate, graph, convert, solve

    Allows users to perform complex calculations with a natural display that shows expressions as written. It supports fractions, roots, and exponents. The includes a graphing module for visualizing equations.

    ★ 4.712,406 ratingsEducationFreeData updated 2026-09-16
  12. Construction Master 5 Calc app icon

    Construction Master 5 Calc

    Calculated Industries, Inc.

    Try before you buy with free trial

    Calculate measurements in feet, inches, and fractions. Convert between units and perform complex calculations. Store frequently used values and recall previous entries. Adjust for slope and pitch. Export results to email or cloud storage.

    ★ 4.813,173 ratingsUtilitiesFreeData updated 2026-09-08
  13. Fender Tone app icon

    Fender Tone

    Fender Digital, LLC

    Edit amp settings and control effects remotely

    Manage presets by editing, organizing, and restoring them to the cloud. Audition and download tones from a community library. Control amplifier settings wirelessly for real-time sound adjustments. Backup presets to the cloud and sync across devices.

    ★ 4.64,252 ratingsMusicFreeData updated 2026-09-11
  14. Ultimate Car Audio App app icon

    Ultimate Car Audio App

    Thomas VanSlambrouck

    Wire subwoofers, calculate cone area, suggest amplifier

    Calculate subwoofer voice coil wiring for single, double, and quad configurations. Determine subwoofer cone area. Suggest amplifier power and car electrical system requirements. Include subwoofer box calculators and Ohms Law tools.

    ★ 4.281 ratingsUtilitiesFreeData updated 2026-09-10
  15. WireSizer - DC Voltage Drop app icon

    WireSizer - DC Voltage Drop

    Juggernaut Technology, Inc.

    Calculate DC wire size instantly.

    The app calculates the correct DC wire gauge for electrical systems. It considers voltage, current, circuit length, and voltage drop percentage.

    ★ 4.5226 ratingsUtilities$4.99Data updated 2026-09-25
  16. Electrical Engineering Pack app icon

    Electrical Engineering Pack

    V PUGAZHENTHI

    Calculate values instantly

    Perform calculations including resistor color code analysis, transformer voltage and current computations, and voltage, current, resistance, and power determinations. Include upgraded voltage drop calculations compliant with NEC/IEEE standards.

    ★ 4.776 ratingsEducation$4.99Data updated 2026-09-08
  17. OhmPro app icon

    OhmPro

    SAM SHEPPARD

    Calculate voltage, current, and resistance

    Calculate electrical values using Ohm’s Law and related formulas. Input voltage, current, or resistance to determine missing variables. Access circuit diagrams and safety guidelines. Convert units between volts, amps, and ohms.

    ★ 0.00 ratingsProductivityFreeData updated 2026-09-06

How we rank alternatives

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