Best Impedance Calculators Apps

248+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated November 2026

Finding the right impedance calculators apps can be overwhelming with so many options. We've analyzed 248+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Impedance Calculators Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Impedance CalculatorsImpedance CalculatorsFree5.0★ (13)YesYesOct 2026
2Ohm's LawOhm's LawFree4.7★ (172)NoYesNov 2026
3Electrical CalculatorElectrical Calculator$3.994.6★ (462)NoNoOct 2026
4R1+R2 Zs Ze CalculatorR1+R2 Zs Ze CalculatorFree—YesNoOct 2026
5Resistor Code CalculatorsResistor Code CalculatorsFree—YesNoOct 2026
6Resistance Color CalculatorResistance Color CalculatorFree4.9★ (125)NoNoOct 2026
7Voltage Drop Calculator.Voltage Drop Calculator.Free4.6★ (414)YesYesNov 2026
8Calculator for iPad!Calculator for iPad!Free4.7★ (61K)NoNoNov 2026

Top Picks for Impedance Calculators

Impedance Calculators#1

Impedance Calculators by V PUGAZHENTHI

Series & Parallel Impedance
Editor's Choice
📚 Education
5.0(13 ratings)
FreeAdsIn-App Purchases
Impedance Calculators screenshot 1
Impedance Calculators screenshot 2
Impedance Calculators screenshot 3
Impedance Calculators screenshot 4
Impedance Calculators screenshot 5
Impedance Calculators screenshot 6

This app provides 8 calculators for electrical impedance calculations. It covers various combinations of resistors, inductors, and capacitors in series and parallel circuits, offering formulas and circuit diagrams.

4.7😊(172 ratings)
FreeIn-App Purchases
Ohm's Law screenshot 1

This utility app calculates electrical resistance, voltage, and current using Ohm's Law. It provides a quick and easy way to solve electrical formulas for various applications.

What We Love

  • 👍 Extremely user-friendly and intuitive interface
  • ⚡ Fast and accurate calculations
  • 🎯 Simple, focused design with no unnecessary clutter
  • 💰 Free app with minimal ads that don't interfere
  • 🔧 Requires only two values to calculate the rest
  • 📱 Lightweight and always accessible
  • 🙌 No in-app purchases or subscriptions required
  • ✅ Reliable and consistent performance for most users
  • 🎓 Helpful for learning and verification of calculations
  • 🔌 Practical for multiple professional fields (electrical, vaping, HVAC, etc.)

Room to Improve

  • 🐛 Crashes when entering decimal values in multiple fields
  • 🐛 Reset function doesn't work properly after first use
  • ⚠️ App incompatible with newer iOS versions
  • ⚠️ Outdated and hasn't been updated since iOS 6
  • ❌ Limited functionality - single resistor only
  • 🔋 Suspicious cell data usage reported by some users
  • 😞 Ads introduced in recent updates (controversial change)
Electrical Calculator#3

Electrical Calculator by V PUGAZHENTHI

Ohm's Law, Voltage Drop, Wire
Worth Considering
🔧 Utilities
4.6😐(462 ratings)
$3.99
Electrical Calculator screenshot 1
Electrical Calculator screenshot 2
Electrical Calculator screenshot 3
Electrical Calculator screenshot 4
Electrical Calculator screenshot 5
Electrical Calculator screenshot 6

This app provides over 65 essential electrical calculation tools and formulas for engineers, students, and professionals. It supports both USCS and SI units and includes features like resistor color code conversion and upgraded voltage drop calculations aligned with industry standards.

What We Love

  • 👍 Great app, useful for years
  • 👍 Good app
  • 👍 Brilliant Program
  • 👍 Essential shortcut for professionals
  • 👍 Works great
  • 👍 Very Convenient conversion calculator
  • 👍 Really great app for electrical conversions
  • 👍 Very good easy app
  • 👍 Very Usefull and handy

Room to Improve

  • annoyance: popup advising update
  • 💸 Paid for calculators, then asked for more
  • 💸 Lost money
  • 💸 Costs extra for full content
  • 📏 No impedance calculators
  • 📏 Not compatible with AWG cables in metric regions
  • 🐛 Converter not working
  • 🐛 App not working on iPhone 4

More Impedance Calculators apps to explore

FAQ about Impedance Calculators

What are the best impedance calculators apps for iPhone?
Impedance Calculators tops our impedance calculators apps ranking as of November 2026, with a 5.0-star average from 13 App Store ratings, and it's free to download.
Yes — 17 of the top impedance calculators apps we rank are free to download, including Impedance Calculators and Ohm's Law.
Impedance Calculators shows ads and offers in-app purchases, according to its App Store listing as of November 2026.
We track 248+ impedance calculators apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.