Electronics Reference Toolkit app icon

Apps Like Electronics Reference Toolkit for iPhone and iPad

Calculate resistors, voltage, and capacitance

ElecKit provides tools for calculations. Users can calculate resistor values with 4/5 band codes and tolerance. It includes Ohm’s Law functions for voltage, current, resistance, and power.

by Ha Do Thi Thu★ 4.98 ratingsUtilitiesFreeData updated 2026-09-06

Ranked alternatives

Showing 41–60 of 1,000 ranked alternatives.

  1. LED Ohm Calc app icon

    LED Ohm Calc

    Yoshimasa Kato

    Calculate LED resistors simply and quickly.

    The app simplifies LED resistor calculations. It accommodates various power supply and microcontroller voltages, decimal values, current, multiple LEDs, and power consumption.

    ★ 4.36 ratingsUtilities$0.99Data updated 2026-09-16
  1. 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
  2. Resistor Calculator Lite app icon

    Resistor Calculator Lite

    Marco Gorgon Escamilla

    Calculate resistor value and tolerance.

    The app calculates the value and tolerance of electric resistors based on their color bands. Users select the resistor's colors, and the app displays the corresponding value and tolerance.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-10-04
  3. Resistor Code Calculators app icon

    Resistor Code Calculators

    Kanta Kikubo

    Calculate electrical values and convert units

    Perform electrical engineering calculations with and capacitor tools. Calculate filters, attenuators, rectifiers, and oscillators. Convert units like Lumen to Candela and Delta to Y. Analyze skin effect and PCB trace impedance.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-18
  4. System Status Pro: hw monitor app icon

    System Status Pro: hw monitor

    Jiri Techet

    Device resources and network activity

    IPhone and iPad performance with real-time CPU, memory, disk, and battery usage graphs. View network details including wifi/cell connection info and routing tables. Display OS data like kernel version and memory page statistics.

    ★ 4.85,493 ratingsUtilities$3.99Data updated 2026-10-08
  5. 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.

    ★ 4.71,263 ratingsProductivity$9.99Data updated 2026-10-08
  6. Plate Lookup: VIN Check app icon

    Plate Lookup: VIN Check

    Plate Lookup LLC

    Enter license or VIN to get vehicle

    Enter a license or VIN to retrieve vehicle specs, history reports, accident and salvage records, market values, recalls, owners, equipment, and damage records. View detailed vehicle information for auto industry professionals.

    ★ 4.73,942 ratingsUtilitiesFreeData updated 2026-09-19
  7. Resistor-Converter app icon

    Resistor-Converter

    Gerhard Lentschik

    Calculate resistance from color codes

    Calculate resistance values for 4, 5, or 6 ring resistors by selecting color codes or entering resistance values. Determine colored rings based on resistance input. Support for SMD resistors and EIA value calculations.

    ★ 4.916 ratingsUtilitiesFreeData updated 2026-09-06
  8. Simple Circuit Builder app icon

    Simple Circuit Builder

    David White

    Measure voltages and calculate resistance

    Learn about resistors and resistance with interactive simulations. Configure up to eight component sections. Measure voltages across resistors and current through series and parallel circuits. Solve electrical circuits.

    ★ 4.028 ratingsUtilitiesFreeData updated 2026-09-13
  9. iResistors app icon

    iResistors

    Gian Enrico Conti

    Learn basic electronics with colors.

    The app allows users to swipe on colored bands on a resistor. Users will see colors changing and the final value in Ohms will be displayed.

    ★ 5.01 ratingsEducation$0.99Data updated 2026-09-10

How we rank alternatives

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