Best Electronics Calculator Apps

249+ iOS apps curated and reviewed

4.4 avg rating
18 free apps
Updated October 2026

EE ToolKit is the household name in electronics calculator, but it's far from the only option. We track 249+ alternatives and competitors on iOS β€” many free, many higher-rated than you'd expect.

Compare top Electronics Calculator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1EE ToolKitEE ToolKitFree4.7β˜… (1.4K)NoYesOct 2026
2Ohms Law Calc.Ohms Law Calc.Free4.7β˜… (1.3K)YesYesOct 2026
3Electronic Circuits CalculatorElectronic Circuits CalculatorFreeβ€”YesNoAug 2026
4Electronic Calculator: AmperioElectronic Calculator: AmperioFree5.0β˜… (1)NoNoMay 2026
5DigiKeyDigiKeyFree4.7β˜… (3.4K)YesNoOct 2026
6Electronics Toolkit!Electronics Toolkit!Free4.3β˜… (559)YesYesOct 2026
7Electronics Engineer HelperElectronics Engineer HelperFree4.8β˜… (436)NoYesOct 2026
8Calculator⁻Calculator⁻Free4.4β˜… (3.6K)YesNoOct 2026

Top Picks for Electronics Calculator

EE ToolKit#1

EE ToolKit by Thomas Gruber

Electronics Engineering
Editor's Choice
πŸ“š Education
4.7😊(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

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.#2

Ohms Law Calc. by V PUGAZHENTHI

Wire Size & Voltage Drop
Strong Contender
πŸ”§ Utilities
4.7😊(1.3K ratings)
FreeAdsIn-App Purchases
Ohms Law Calc. screenshot 1
Ohms Law Calc. screenshot 2
Ohms Law Calc. screenshot 3
Ohms Law Calc. screenshot 4
Ohms Law Calc. screenshot 5
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
Electronic Circuits Calculator#3

Electronic Circuits Calculator by ALG Software Lab

Electronic Engineering Toolkit
Worth Considering
πŸ“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 comprehensive electronics toolkit offers over 130 interactive calculators, circuit tools, and guides. It's designed for users of all levels, from beginners to professionals, to assist with learning, prototyping, and quick calculations in electronics engineering.

More Electronics Calculator apps to explore

FAQ about Electronics Calculator

What are the best electronics calculator apps for iPhone?
EE ToolKit tops our electronics calculator apps ranking as of October 2026, with a 4.7-star average from 1.4K App Store ratings, and it's free to download.
Yes β€” 18 of the top electronics calculator apps we rank are free to download, including EE ToolKit and Ohms Law Calc..
EE ToolKit has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 249+ electronics calculator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.