Best Circuit Calculator Apps

220+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated June 2026

Out of 220+ circuit calculator apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Circuit Calculator

Circuit Calculator#1

Circuit Calculator by Neil Woodcock

Build & Solve AC/DC Circuits
Editor's Choice
๐Ÿ“š Education
0.0(0 ratings)
Free
Circuit Calculator screenshot 1
Circuit Calculator screenshot 2
Circuit Calculator screenshot 3
Circuit Calculator screenshot 4
Circuit Calculator screenshot 5
Circuit Calculator screenshot 6

This app allows users to build, simulate, and solve linear AC and DC circuits, making it ideal for students, engineers, and electronics enthusiasts to study, verify, or practically use circuit solutions. With its interactive features, users can create schematics, compute steady-state voltages and currents, and review results, making it perfect for learning and quick verification of circuit problems.

EE ToolKit#2

EE ToolKit by Thomas Gruber

Electronics Engineering
Strong Contender
๐Ÿ“š Education
4.7๐Ÿ˜Š(1.4K ratings)
FreeIn-App Purchases
EE ToolKit screenshot 1
EE ToolKit screenshot 2
EE ToolKit screenshot 3
EE ToolKit screenshot 4
EE ToolKit screenshot 5
EE ToolKit screenshot 6

Discover the ultimate Electronics Engineering ToolKit, recommended by users as the best in the App Store! Packed with over 160 electronic applications, color code tools, frequency generators, and more. Don't miss out on this essential app for engineers, students, and hobbyists!

What We Love

  • ๐Ÿ‘ Useful tools and features
  • ๐Ÿš€ Comprehensive and informative
  • ๐Ÿ‘ Intuitive and easy to use
  • ๐Ÿ‘ Helpful for both beginners and professionals

Room to Improve

  • ๐Ÿ”’ Many features locked behind paywall
  • ๐Ÿ› Some bugs and glitches reported
  • ๐Ÿ” Limited free version functionality
Electronic Circuits Calculator#3

Electronic Circuits Calculator by ALG Software Lab SIA

Electronic Engineering Toolkit
Worth Considering
๐Ÿ“š Education
0.0(0 ratings)
FreeAds
Electronic Circuits Calculator screenshot 1
Electronic Circuits Calculator screenshot 2
Electronic Circuits Calculator screenshot 3
Electronic Circuits Calculator screenshot 4
Electronic Circuits Calculator screenshot 5
Electronic Circuits Calculator screenshot 6

This electronics toolkit features over 130 calculators, circuit tools, and guides for beginners and professionals, covering essential concepts, components, and circuit design. Perfect for enthusiasts, students, and engineers, it offers a powerful reference tool with multilingual support, full-text search, and dark/light modes.

More Circuit Calculator apps to explore

4
Electronics Circuit Calculator
Electronics Circuit Calculator
Electronics Circuit Calculator
Arduino Experiments Guide
Free
$2.99 | 100% OFF

This app provides a comprehensive set of tools for electronics circuit calculations, conversions, and experiments, making it a handy resource for engineers, students, and hobbyists. With over 55 calculations and conversions, it simplifies circuit design and analysis, allowing users to instantly calculate variable values and track their work.

๐Ÿ“š Education
(62)
5
Ohms Law Calc.
Ohms Law Calc.
Ohms Law Calc.
Wire Size & Voltage Drop
Free

Ohms Law Calc. is a comprehensive app featuring 62 electrical calculators and formulas for various calculations such as voltage, current, resistance, and power. Explore a wide range of tools including voltage drop, power factor, transformer calculator, and more!

๐Ÿ”ง Utilities
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6
Electric circuit calculator
Electric circuit calculator
Electric circuit calculator
Electronics Calculators
Free

This electronics calculator helps users calculate various circuit values, such as current, voltage, and resistance, and offers additional tools like LR Filter and Ohms Law calculations. Ideal for hobbyists, students, and electronics enthusiasts, it provides a comprehensive set of tools and resources for building and simulating electronic circuits.

๐Ÿ“Š Productivity
(9)
7
Ohm's Law Calculator
Ohm's Law Calculator
Ohm's Law Calculator
Power, Volts, Amps, Ohm : Calc
Free

This app helps you calculate voltage, current, resistance, and power by simply entering any two values, and it supports various units of calculation. Download the app to easily compute the remaining values and streamline your electrical calculations.

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(2)
8
Circuit Calculator Pro
Circuit Calculator Pro
Circuit Calculator Pro
by ChatStick Company Limited
Free
๐Ÿ“š Education
(0)
9
Calculator #
Calculator #
Calculator #
Scientific Calculator
Free

Calculate complex mathematical equations effortlessly with this intuitive app. Simplify your calculations on the go with advanced features like graph plotting and equation solving. Download now to supercharge your math skills!

๐Ÿ”ง Utilities
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10
Ohm's Law: Circuit Calculator
Ohm's Law: Circuit Calculator
Ohm's Law: Circuit Calculator
Electrical Calculator & Solver
Free
๐Ÿ”ง Utilities
(1)
11
Luka โ€“ Blood Glucose Readings
Luka โ€“ Blood Glucose Readings
Luka โ€“ Blood Glucose Readings
CGM Widgets & Live Activities
Free

Track your glucose levels effortlessly with the best CGM widgets available, offering frequent updates on your Lock Screen, Home Screen, and Apple Watch. Keep your data private and secure while accessing quick refresh options and the ability to launch the Dexcom app with a tap. Stay informed without sacrificing privacy - download now for a seamless monitoring experience.

๐Ÿฅ Medical
(29)
12
Watts Amps Volts  Calculator
Watts Amps Volts  Calculator
Watts Amps Volts Calculator
Electrical power calculator
Free

This electrical power calculator allows users to calculate and convert between various electrical units, including Watts, Amps, Volts, kW, and Power Factor, for single and three-phase electrical formulas. Simply enter the required values and press calculate to get the desired result.

๐Ÿ”ง Utilities
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13
Electronics docs & calcs
Electronics docs & calcs
Electronics docs & calcs
Electronics lab in your pocket
Free

This application is an electronics lab in your pocket, providing a comprehensive reference and calculation tool for electronic engineers and hobbyists to design and analyze electronic circuits. It offers a wide range of features, including component references, circuit calculations, and tools for filter design, amplifier analysis, and more, making it easier to work with electronic circuits.

๐Ÿ“š Education
(13)
14
Calculatorยท
Calculatorยท
Calculatorยท
Big Basic Calculator
Free

A simple and intuitive calculator app with essential functions like addition, subtraction, multiplication, and more. Customize with multiple color schemes, copy results easily, and use additional functions on iPad. Experience the perfect balance of features and simplicity today!

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15
EV COSMOS
EV COSMOS
EV COSMOS
EV Charging Network
Free

This innovative app provides access to India's largest smart electric vehicle charging network, offering real-time data and personalized features to help users easily locate and navigate to nearby charging stations. Download the app to find your nearest charging station and start driving sustainably today.

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(0)
16
Calculator for iPadโ‚Š
Calculator for iPadโ‚Š
Calculator for iPadโ‚Š
Basic, Scientific, Plus Calc
Free

A powerful math solver and scientific calculator for iPad and iPhone, featuring advanced functions and quick calculations. Share your results easily and master your business expenses with percentage calculations. Get it now!

๐Ÿ”ง Utilities
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17
Electrocalc - electronics App
Electrocalc - electronics App
Electrocalc - electronics App
Electronics circuit calculator
Free

This electronics circuit calculator app offers a comprehensive collection of tools and calculators for electronic engineering, including filter design, resistor, transistor, and amplifier design, to help users tackle various electronic projects and designs. Download now and experience the power of electronic engineering in the palm of your hand with a wide range of calculators and design tools at your fingertips.

๐Ÿ“Š Productivity
(4)
18
Calculator with History +
Calculator with History +
Calculator with History +
No ads & Scientific calculator
Free

A calculator app with a built-in history feature that keeps track of your calculations without any ads. Calculate effortlessly and access your past computations instantly.

๐Ÿ’ฐ Finance
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19
Resistor Code Calculator
Resistor Code Calculator
Resistor Code Calculator
by Vivid Planet Software
Free

This handy reference app calculates resistor color codes, supporting 4 and 5-band resistors, and is useful for makers, engineers, students, and electronics enthusiasts. Download the app to easily identify resistance values using the industry standard color-code.

๐Ÿ” Reference
(27)
20
Fault Current Calculator
Fault Current Calculator
Fault Current Calculator
by Cooper Bussmann, LLC
Free

This innovative tool helps contractors, engineers, electricians, and inspectors calculate available fault current on single and three-phase systems, size fuses and conductors, and create labels for service equipment. Try it out to easily determine fault current and ensure compliance with electrical safety standards.

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(23)

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