Ohms Law Calc. app icon

Apps Like Ohms Law Calc. for iPhone and iPad

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.

by V PUGAZHENTHI★ 4.71,326 ratingsUtilitiesFreeData updated 2026-09-08

Ohms Law Calc. screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Electrical Engineering - lite app icon

    Electrical Engineering - lite

    V PUGAZHENTHI

    Calculate voltage, current, and resistance

    Calculate values using voltage, current, resistance, and power formulas. Access single and three phase calculators, horsepower tools, and unit converters. Unlock additional features with an in- purchase.

    ★ 4.7252 ratingsEducationFreeData updated 2026-09-09
  2. 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
  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 Plus app icon

    Electrical Calculator Plus

    Calc Hub, LLC

    Calculate voltage, current, and power

    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.

    ★ 4.625 ratingsUtilitiesFreeData updated 2026-09-06
  2. 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
  3. Electrical Converter app icon

    Electrical Converter

    V PUGAZHENTHI

    Convert units, calculate values, switch categories

    Convert units across 16 categories with 173 units and 2162 conversions. Perform calculations for field strength, resistance, capacitance, and more. Access 62 calculators via in- purchase.

    ★ 4.031 ratingsUtilities$0.99Data updated 2026-09-08
  4. 2017 Master Electrician Ref. app icon

    2017 Master Electrician Ref.

    PawEng, LLC

    Access electrical codes and standards

    Access electrical codes and standards for residential, commercial, and industrial applications. Search for wiring diagrams, safety protocols, and equipment specifications. View detailed explanations of electrical systems and components.

    ★ 4.71,260 ratingsProductivity$9.99Data updated 2026-09-14
  5. Electronics Toolkit! app icon

    Electronics Toolkit!

    Electronial

    Calculate resistor values by color

    Toolkit provides resistor calculations based on color codes or SMD values. It includes an LED resistor calculator and parallel resistor tools. Users can reference electronic components and formulas for design and troubleshooting.

    ★ 4.3556 ratingsEducationFreeData updated 2026-09-14
  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.

    ★ 4.41,493 ratingsProductivity$12.99Data updated 2026-09-15
  7. Physics Toolkit app icon

    Physics Toolkit

    Electronial

    Calculate formulas and values

    Perform calculations using built-in formulas and calculators for displacement, acceleration, Newton's second law, gravitational acceleration, Hooke's law, momentum, work, density, kinetic energy, potential energy, elastic energy, electric power,

    ★ 4.651 ratingsEducationFreeData updated 2026-09-14
  8. Electrician Handbook — Basics app icon

    Electrician Handbook — Basics

    Sergey Vavaev

    Access theory, diagrams, and calculators offline

    ’s provides access to electrical theory topics, including exercises with answers. Features interactive diagrams for hands-on learning. Includes calculators and formulas for electrical calculations. Works offline without ads or subscriptions.

    ★ 4.8893 ratingsReferenceFreeData updated 2026-09-06
  9. Calculator - Pad Edition app icon

    Calculator - Pad Edition

    Ratha Sou

    Calculate in portrait, science in landscape

    Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.

    ★ 4.7357,788 ratingsUtilitiesFreeData updated 2026-09-08
  10. Calculator app icon

    Calculator

    The App Tower Inc.

    Calculate with 80 themes to choose

    A with customizable themes allows users to select from multiple visual styles. Perform basic and advanced calculations. Switch between light and dark modes. Adjust font size and color schemes.

    ★ 4.5146,123 ratingsUtilitiesFreeData updated 2026-09-08
  11. Electronics Kit app icon

    Electronics Kit

    Siu Yuen Ho

    Calculate, measure, and test components

    Calculate component values for desired corner frequency, resistance, capacitance, or inductance. Find combinations of resistors, capacitors, and inductors. View detailed calculations and formulas. Export results. Remove ads with PRO version.

    ★ 4.865 ratingsUtilitiesFreeData updated 2026-09-12
  12. Physics Toolkit Pro app icon

    Physics Toolkit Pro

    Electronial

    Calculate formulas and values

    Perform calculations using built-in calculators for displacement, acceleration, Newton's second law, gravitational acceleration, Hooke's law, momentum, work, density, kinetic energy, potential energy, elastic energy, electric power, wavelength, and

    ★ 4.47 ratingsEducation$1.99Data updated 2026-09-14
  13. 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
  14. Calculator for iPad! app icon

    Calculator for iPad!

    7th Gear

    Customize appearance and layout

    Lets users switch between basic and scientific modes with over 30 operations. Customize leather color and background texture on iPad. Use portrait or landscape orientation on iPad. Take notes or draw on the screen.

    ★ 4.761,050 ratingsUtilitiesFreeData updated 2026-09-08
  15. Electronics Engineer Helper app icon

    Electronics Engineer Helper

    Rostyslav Dovhaliuk

    Search datasheets and calculate resistor values

    Datasheet search allows users to find electronic components. Resistor color codes and markings are decoded for 4, 5, and 6 band codes. Electronic symbols are displayed according to IEC 60617, IEEE 315, and GOST standards.

    ★ 4.8435 ratingsProductivityFreeData updated 2026-09-09
  16. Calculate84 app icon

    Calculate84

    Century Light LLC

    Graph functions and solve equations

    Create and analyze mathematical functions with interactive graphing. Manipulate equations, zoom, and pan graphs. Access a clean interface with logically placed tools. View detailed error messages and scroll through results without navigation clutter.

    ★ 4.853,051 ratingsEducationFreeData updated 2026-09-15

How we rank alternatives

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