Best Circuit Calculator Apps

249+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated October 2026

Out of 249+ circuit calculator apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Circuit Calculator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Circuit CalculatorCircuit CalculatorFreeβ€”NoNoJun 2026
2EE ToolKitEE ToolKitFree4.7β˜… (1.4K)NoYesOct 2026
3Ohms Law Calc.Ohms Law Calc.Free4.7β˜… (1.3K)YesYesOct 2026
4Circuit Calculator ProCircuit Calculator ProFreeβ€”β€”NoAug 2026
5Electronics Circuit CalculatorElectronics Circuit CalculatorFree4.5β˜… (62)NoYesJul 2026
6Ohm's Law CalculatorOhm's Law CalculatorFree5.0β˜… (2)NoYesAug 2026
7Electric circuit calculatorElectric circuit calculatorFree4.3β˜… (11)NoYesOct 2026
8Electronics Tools & CalculatorElectronics Tools & CalculatorFree4.0β˜… (16)YesYesSep 2026

Top Picks for Circuit Calculator

Circuit Calculator#1

Circuit Calculator by Neil Woodcock

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

This application allows users to build, simulate, and solve linear AC and DC electrical circuits. It is designed for students, engineers, and electronics enthusiasts to aid in study, verification, and practical circuit analysis. Users can visualize current flow and analyze component values directly on schematics.

EE ToolKit#2

EE ToolKit by Thomas Gruber

Electronics Engineering
Strong Contender
πŸ“š Education
4.7😊(1.4K ratings)
FreeIn-App Purchases
EE ToolKit screenshot 1
EE ToolKit screenshot 2
EE ToolKit screenshot 3
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EE ToolKit screenshot 5
EE ToolKit screenshot 6

This comprehensive toolkit offers over 160 electronic applications, calculators, and reference tools for engineers, students, and hobbyists. It features a multi-functional keyboard, color code tools, audio scope, frequency generator, and component references with datasheet access. The app supports real-time circuit simulations and includes a file manager for saving calculations.

What We Love

  • πŸ‘ Useful tools and features
  • πŸš€ Comprehensive and informative
  • πŸ‘ Intuitive and easy to use
  • πŸ‘ Helpful for both beginners and professionals
  • πŸ‘ Regularly updated with improvements

Room to Improve

  • πŸ”’ Many features locked behind paywall
  • πŸ› Some bugs and glitches reported
  • πŸ” Limited free version functionality
  • πŸ“± Accessibility issues for visually impaired users
Ohms Law Calc.#3

Ohms Law Calc. by V PUGAZHENTHI

Wire Size & Voltage Drop
Worth Considering
πŸ”§ Utilities
4.7😊(1.3K ratings)
FreeAdsIn-App Purchases
Ohms Law Calc. screenshot 1
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Ohms Law Calc. screenshot 6

This app provides a comprehensive suite of electrical calculations, including Ohm's Law, voltage drop, wire sizing, and impedance. It also offers numerous converters for various electrical units and parameters, aiding in circuit design and analysis.

What We Love

  • πŸš€ Great value
  • πŸš€ Works perfectly
  • πŸš€ Fantastic app
  • πŸ‘ Best thing since sliced bread
  • πŸš€ Useful for electrical work
  • πŸ‘ Clean and pleasing interface
  • πŸš€ Terrific app

Room to Improve

  • πŸ‘Ž Have to pay again for an app already purchased
  • πŸ‘Ž Not easy to use
  • πŸ› Paid but not unlocked, no response from developer
  • πŸ‘Ž Annoying pop-ups
  • πŸ› Keeps shutting down
  • πŸ‘Ž Worst Ohms calculator ever
  • πŸ‘Ž Needs more work
  • πŸ‘Ž Incorrect Ohm's law formulas

More Circuit Calculator apps to explore

FAQ about Circuit Calculator

Are there free circuit calculator apps for iPhone?
Yes β€” 18 of the top circuit calculator apps we rank are free to download, including Circuit Calculator and EE ToolKit.
Circuit Calculator has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 249+ circuit calculator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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