Best Electrical Calculation Tools For Electricians Apps

194+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

Every iPhone needs a few good electrical calculation tools for electricians apps. We benchmark 194+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Electrical Calculation Tools For Electricians

Master Electrician Ref. Lite#1

Master Electrician Ref. Lite by PawEng, LLC

A handbook for electricians
Editor's Choice
📊 Productivity
4.7(2.4K ratings)
Free
Master Electrician Ref. Lite screenshot 1
Master Electrician Ref. Lite screenshot 2
Master Electrician Ref. Lite screenshot 3
Master Electrician Ref. Lite screenshot 4

A comprehensive electronic pocket electrician reference guide for electrical professionals and enthusiasts, providing essential information, calculations, NEC tables, and safety manuals. Visit MasterSparky.com for more details and upgrade to the full version for extensive content covering NEC codes over various years.

More Electrical Calculation Tools For Electricians apps to explore

4
Electrician's Sidekick
Electrician's Sidekick
Electrician's Sidekick
by IDEAL INDUSTRIES, INC
Free

This free tool combines multiple electrical calculators into one convenient app, allowing electricians to efficiently and accurately complete tasks such as conduit bending, wire sizing, and voltage drop calculations. With its various calculators and features, it helps electricians maximize their fieldwork efficiency and accuracy, and is available for use even without internet connectivity.

📊 Productivity
(16)
5
Electrician Handbook — Basics
Electrician Handbook — Basics
Electrician Handbook — Basics
Electric circuit, voltage, ohm
Free
$5.99 | 100% OFF

An essential Electrician's Handbook for learning electrical theory, circuits, and calculations, suitable for beginners, amateurs, and professionals in the field. Featuring theory explanations, interactive circuit diagrams, calculators, and practical installation guides. Improve your electrical knowledge and skills with this comprehensive manual.

🔍 Reference
(925)
6
ElectriCalc Pro
ElectriCalc Pro
ElectriCalc Pro
Electrician NEC Calculator
Free
$29.99 | 100% OFF

This electrical code calculator app helps electrical contractors, designers, and specialists solve complex calculations in seconds, ensuring conformance with the latest National Electrical Code (NEC). Try it for free before buying, and discover a comprehensive electrical reference tool that saves time, trouble, and money.

🔧 Utilities
(256)
7
Dakota - The Electrician App
Dakota - The Electrician App
Dakota - The Electrician App
Load, Conduit & NEC Calculator
Free
📚 Education
(5)
8
National Electricians Calc
National Electricians Calc
National Electricians Calc
#1 Electrical Calculator
Free
🔧 Utilities
(1)
9
Electrician Handy Tool
Electrician Handy Tool
Electrician Handy Tool
All in one electricians tools
Free

This all-in-one tool helps electricians with their daily work by providing calculators for voltage drop, conduit bending, and fractions, making electrical work easier and more efficient. Try it out to streamline your tasks and get the job done quickly and easily.

📊 Productivity
(21)
10
Southwire® Conduit Fill Calc
Southwire® Conduit Fill Calc
Southwire® Conduit Fill Calc
by Southwire Company
Free

This application helps electricians, engineers, and contractors quickly determine the proper conduit size to use based on NEC guidelines, including fill percentages and jam probability. Simply input conduit type, size, and conductors, and the app will calculate the conduit fill percentage for you.

🔧 Utilities
(679)
11
Ugly's Electrical References
Ugly's Electrical References
Ugly's Electrical References
by Informed Publishing
$12.99

This app is a comprehensive electrical reference guide that has been updated to align with the 2020 National Electrical Code. It offers a range of features such as calculators, interactive tools, and in-depth information for electricians, making it a valuable on-the-job resource.

📊 Productivity
(1.4K)
12
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!

🔧 Utilities
(1.3K)
13
Electrical Tools & Reference
Electrical Tools & Reference
Electrical Tools & Reference
Electrician Training Basics
Free
📊 Productivity
(0)
14
Electrical Toolkit by HCP
Electrical Toolkit by HCP
Electrical Toolkit by HCP
Conduit + load calcs for pros
Free

A comprehensive electrical calculator and conduit bending tool designed for professionals, providing common calculations and conversions in a clean and simple interface for efficient work. Download it to streamline your electrical work and stay ahead with upcoming updates adding more tools.

🔧 Utilities
(18)
15
Electrical Calculator Pro
Electrical Calculator Pro
Electrical Calculator Pro
Wiring, Cable & Load Tools
Free
🔧 Utilities
(0)
16
AWG Calculator: Wire Size
AWG Calculator: Wire Size
AWG Calculator: Wire Size
Electrician Wire Tool
Free

This electrical calculation tool simplifies wire size and other calculations following NEC standards, making it ideal for professionals and DIYers. Download now and try it for free for a month to streamline your electrical design and installation work.

🔧 Utilities
(67)
17
NEC Mastery
NEC Mastery
NEC Mastery
8000+ Questions & Explanations
Free

Prepare for your upcoming NEC Exam with over 8000 practice questions, detailed explanations, and references to the NEC sections. Track your progress, customize tests, and access mock exams. Download now to master the latest NEC 2023 Code updates and ace your certification exam.

📚 Education
(146)
18
Southwire® Voltage Drop Calc
Southwire® Voltage Drop Calc
Southwire® Voltage Drop Calc
Southwire Calculator
Free

Calculate the right wire size for your electrical circuit with this voltage drop calculator. Ensure proper conductivity while meeting specific voltage drop limits and NEC ampacity standards. Perfect for AWG and KCMIL sizes in various applications.

🔧 Utilities
(1.4K)
19
Electrical Wiring Simulator
Electrical Wiring Simulator
Electrical Wiring Simulator
Practice Anytime, Anywhere
Free
$19.99 | 100% OFF

Practice electrical circuits with step-by-step simulations, mastering real-world wiring skills anytime, anywhere, without the risk. Learn and simulate basic house wiring, load control, and troubleshooting techniques, and take your skills to the next level with hands-on learning.

📚 Education
(7)
20
Electrical Formulator
Electrical Formulator
Electrical Formulator
by Historycentral.com Inc
Free

This powerful electrical calculation tool offers hundreds of conversion and calculation tools to solve various electrical design and engineering challenges. It allows users to save, print, and share results, and access frequently used formulas, making it an essential utility for engineers, electricians, and energy professionals to work efficiently and accurately.

📊 Productivity
(1)