Circuit Playground app icon

Apps Like Circuit Playground for iPhone and iPad

Calculate component values and resistor codes

Calculate component values for Op Amp, 555, RC Filter, and Resistor Divider circuits. Decode resistor and capacitor codes. Compute power, resistance, current, and voltage using Ohm's Law and Power Calculators.

by Adafruit Industries LLC★ 4.319 ratingsUtilities$2.99Data updated 2026-09-08

Circuit Playground screenshots

Ranked alternatives

Showing 21–40 of 1,000 ranked alternatives.

  1. Electronics Handbook app icon

    Electronics Handbook

    Keysight Technologies, Inc

    Access circuit data and formulas

    Resistor Band Converter allows users to build resistors by selecting color bands and displays the resistance value. It also identifies color bands based on resistance input.

    ★ 3.24 ratingsEducationFreeData updated 2026-09-08
  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
  1. Electronics Circuit Calculator app icon

    Electronics Circuit Calculator

    Mustafa Mohammed

    Calculate circuits, convert units, test experiments

    Solve electrical problems by calculating voltage, current, and resistance. Input values to determine unknown variables. Perform unit conversions and conduct experiments. Store and retrieve calculation results.

    ★ 4.464 ratingsEducationFreeData updated 2026-09-09
  2. Calculator⁼ app icon

    Calculator⁼

    Impala Studios B.V.

    Calculate, edit, and track results

    Calculator provides basic and scientific calculation functions. Users can access a history of past calculations for review or reuse. It includes a live currency converter for exchange rate checks.

    ★ 4.6358,634 ratingsUtilitiesFreeData updated 2026-09-08
  3. 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
  4. Electronics docs & calculators app icon

    Electronics docs & calculators

    Anas Abubakar

    Design circuits with component references

    Electrohelper allows users to access references for electronic components and circuits. It includes tools for calculating various filters like Butterworth, Sallen-Key, Chebychev, and Bessel. Users can view component details and circuit diagrams.

    ★ 5.04 ratingsEducation$4.99Data updated 2026-09-06
  5. Resistor Code Calculator app icon

    Resistor Code Calculator

    Vivid Planet Software GmbH

    Calculate resistor color codes easily.

    The app calculates resistor color codes for 4 and 5-band resistors. It serves as a reference for makers, engineers, and students working with electronics.

    ★ 0.00 ratingsReferenceFreeData updated 2026-10-29
  6. Electronics docs & calcs app icon

    Electronics docs & calcs

    Anas Abubakar

    Design circuits, calculate values, reference components

    Electrohelper allows users to access reference information on electronic components and circuits. It includes tools for calculating various filter types such as Butterworth, Sallen-Key, Chebychev, and Bessel.

    ★ 4.414 ratingsEducationFreeData updated 2026-09-06
  7. 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
  8. 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.

    ★ 4.71,266 ratingsProductivity$9.99Data updated 2026-10-24
  9. Resistor Color Band Calculator app icon

    Resistor Color Band Calculator

    Aryaman Sharda

    Calculate values by bands

    Determine values by selecting bands. Calculate resistance, tolerance, and temperature coefficients. View detailed specifications and compare ratings.

    ★ 4.625 ratingsUtilitiesFreeData updated 2026-09-06
  10. Ohmulator app icon

    Ohmulator

    Armchair Engineering

    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.

    ★ 4.779 ratingsUtilities$0.99Data updated 2026-09-08
  11. 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

How we rank alternatives

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