Best Electric Calculator Apps

248+ iOS apps curated and reviewed

4.5 avg rating
18 free apps
Updated September 2026

Out of 248+ electric 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 Electric Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ElectriCalc ProElectriCalc ProFree was $29.994.9★ (354)NoYesSep 2026
2Electrical CalculationsElectrical CalculationsFree4.6★ (126)YesYesAug 2026
3Electrical Calculator PlusElectrical Calculator PlusFree4.4★ (15)YesNoAug 2026
4Electrical Calculator liteElectrical Calculator liteFree4.6★ (574)YesYesSep 2026
5Ohms Law Calc.Ohms Law Calc.Free4.7★ (1.3K)YesYesSep 2026
6Watts Amps Volts  CalculatorWatts Amps Volts CalculatorFree4.4★ (50)YesNoAug 2026
7BaseCalc Electric CalculatorBaseCalc Electric CalculatorFree5.0★ (1)NoYesSep 2026
8Southwire® Voltage Drop CalcSouthwire® Voltage Drop CalcFree4.6★ (1.5K)NoNoSep 2026

Top Picks for Electric Calculator

ElectriCalc Pro#1

ElectriCalc Pro by Calculated Industries

Electrician NEC Calculator
Editor's Choice
🔧 Utilities
4.9(354 ratings)
FreeIn-App Purchases
ElectriCalc Pro screenshot 1
ElectriCalc Pro screenshot 2
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ElectriCalc Pro screenshot 4
ElectriCalc Pro screenshot 5
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This app provides electricians and electrical professionals with a powerful tool for performing complex calculations based on the latest National Electrical Code (NEC). It offers solutions for wire sizing, voltage drop, conduit sizing, and motor calculations, saving time and ensuring code compliance.

Electrical Calculations#2

Electrical Calculations by Egal Net di Ettore Gallina

Cable sizing & capacity
Strong Contender
📊 Productivity
4.6(126 ratings)
FreeAdsIn-App Purchases
Electrical Calculations screenshot 1
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This app provides a comprehensive suite of electrical calculations for professionals. It supports various international standards and offers detailed reports in PDF format. The tool covers wiring, power, motor, and electronic calculations, along with extensive conversion tables and resources.

Electrical Calculator Plus#3

Electrical Calculator Plus by Calc Hub, LLC

by Inch Calculator
Worth Considering
🔧 Utilities
4.4(15 ratings)
FreeAds
Electrical Calculator Plus screenshot 1
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Electrical Calculator Plus screenshot 5
Electrical Calculator Plus screenshot 6

This app offers a comprehensive suite of 26 electrical and electronics calculators and converters. It helps users compute various electrical properties, including Ohm's Law, current, power, voltage, and resistance. It also features tools for wire ampacity, voltage drop, and LED resistor calculations.

More Electric Calculator apps to explore

FAQ about Electric Calculator

What are the best electric calculator apps for iPhone?
ElectriCalc Pro tops our electric calculator apps ranking as of September 2026, with a 4.9-star average from 354 App Store ratings, and it's free to download.
Yes — 18 of the top electric calculator apps we rank are free to download, including ElectriCalc Pro and Electrical Calculations.
ElectriCalc Pro has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ electric calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
ElectriCalc Pro is a comprehensive electrical reference tool that allows electricians and electrical professionals to perform complex calculations quickly and accurately. It is designed to ensure calculations are in conformance with the latest National Electrical Code (NEC) standards, covering a wide range of needs from wire sizing to voltage drop and motor calculations.
Key features include calculations for wire sizes, voltage drop, conduit sizing, motor full-load amps, fuse and breaker sizes, and grounding conductor sizes, all compliant with various NEC versions. It also includes Ohm's Law calculations and conversions between different electrical units like Amps, Watts, and Volts.

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