Best Wiring Diagram Apps

204+ iOS apps curated and reviewed

4.3 avg rating
16 free apps
Updated May 2026

Out of 204+ wiring diagram apps on iOS, 16 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Wiring Diagram

WireGo#1

WireGo by 锋兴 莫

Circuit Simulator
Editor's Choice
🔧 Utilities
3.7(9 ratings)
FreeIn-App Purchases
WireGo screenshot 1
WireGo screenshot 2
WireGo screenshot 3
WireGo screenshot 4
WireGo screenshot 5

This powerful electrical simulation app offers a realistic and precise experience for designing and testing circuits, with features like real-time component simulation, smart error detection, and a vast component library. Start your electrical journey today and learn, design, and validate circuits with professional-grade precision, anytime and anywhere.

Carmin#2

Carmin by Chuan Nguyen Van

Automotive Wiring Diagrams
Strong Contender
🔍 Reference
4.3😐(175 ratings)
FreeAdsIn-App Purchases
Carmin screenshot 1
Carmin screenshot 2
Carmin screenshot 3
Carmin screenshot 4
Carmin screenshot 5
Carmin screenshot 6

Access regularly updated trustworthy automotive wiring diagrams for car repair and study purposes. Explore a library of videos and technical documents for easy reference and research with just a few clicks. Terms of Service available at the provided link.

What We Love

  • 📚 Comprehensive vehicle diagram database
  • 💰 Free version available with good content
  • 🎯 Helpful for car diagnostics and repairs
  • ⚡ Quick access to wiring information

Room to Improve

  • 📺 Excessive advertisements in free version
  • 🐛 Frequent app crashes and instability on iOS
  • 🚫 Limited vehicle coverage (missing years and models)
Simurelay#3

Simurelay by Abdessamed Benkabouya

Worth Considering
📚 Education
4.0(15 ratings)
FreeIn-App Purchases
Simurelay screenshot 1
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This simulator helps design and test electromechanical systems by creating electrical diagrams with basic components like relays, switches, and motors. Try simulating your designs to bring your ideas to life.

More Wiring Diagram apps to explore

4
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
(49)
5
Electrical Troubleshooting MS
Electrical Troubleshooting MS
Electrical Troubleshooting MS
Are you a good troubleshooter?
Free

This interactive learning tool helps you improve your electrical troubleshooting skills with a voltmeter by presenting 17 different problems in a fun and challenging way. With its unique features, such as an animated motor starter and a troubleshooting assistant, you can practice identifying and solving electrical problems, making it a great resource for those looking to enhance their skills.

📚 Education
(62)
6
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
(965)
7
EdrawMax - AI Diagram Maker
EdrawMax - AI Diagram Maker
EdrawMax - AI Diagram Maker
Drawing Struct, Org, Flowchart
Free

Here is a rewritten version of the description in a couple of sentences: "Create professional diagrams and flowcharts with ease using AI-powered tools. Start designing your idea today and transform your thoughts into visual masterpieces!" Let me know if you'd like me to make any adjustments!

📊 Productivity
(28)
8
Xm Diagrams
Xm Diagrams
Xm Diagrams
by Tramontána Computing LLC
Free
🔍 Reference
(1)
9
EE ToolKit
EE ToolKit
EE ToolKit
Electronics Engineering
Free

Discover the ultimate Electronics Engineering ToolKit, recommended by users as the best in the App Store! Packed with over 160 electronic applications, color code tools, frequency generators, and more. Don't miss out on this essential app for engineers, students, and hobbyists!

📚 Education
(1.4K)
10
SLD | Electrical diagrams
SLD | Electrical diagrams
SLD | Electrical diagrams
Draw schemes easily
$1.99

Create professional electrical diagrams quickly and easily with integrated IEC and ANSI standard symbols. Drag and drop symbols like circuit breakers, switches, motors, and more to customize your one-line diagrams with precision and ease. Start designing now!

📊 Productivity
(130)
11
Wiring Harnesser
Wiring Harnesser
Wiring Harnesser
Wiring Reference & Documenter
Free

This mobile application helps technicians document and reference wiring harnesses and electrical systems, providing tools to input and navigate complex connections, upload diagrams and images, and perform calculations. With this app, technicians can easily access and manage wiring information on-site, streamlining their work and reducing reliance on expensive tools or cryptic diagrams.

📊 Productivity
(3)
12
Electric Toolkit - Calculator
Electric Toolkit - Calculator
Electric Toolkit - Calculator
Electrical Wiring Diagrams
$5.99

This application provides a comprehensive collection of electrical wiring diagrams and calculators for home wiring projects, including diagrams for switches, ceiling fans, and outlets, as well as calculators for circuit breakers, voltage drop, and more. Download the app to access these useful tools and make your electrical projects easier and more efficient.

🔧 Utilities
(282)
13
MindNode – Classic
MindNode – Classic
MindNode – Classic
Mind Mapping, Brainstorm Ideas
Free

Create beautiful mind maps with ease using this intuitive application. Organize your thoughts visually and increase your productivity. Try it now!

📊 Productivity
(1.9K)
14
Electrical Calculations
Electrical Calculations
Electrical Calculations
by Egal Net di Ettore Gallina
Free
📊 Productivity
(125)
15
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)
16
Electrical Panel Designer
Electrical Panel Designer
Electrical Panel Designer
Switchboard Wiring Diagram
Free
$6.99 | 100% OFF
🎨 Graphics & Design
(21)
17
Wire Color Code
Wire Color Code
Wire Color Code
Electrical circuit colors
Free

Discover a must-have electrical circuit color app designed for both professionals and DIY enthusiasts. Access accurate wire color codes specific to your country, explore a vast circuit database, utilize quick search functionality, and customize colors for your projects. Stay compliant, efficient, and organized with this user-friendly tool. Download now for a convenient solution to all your circuit identification needs.

📊 Productivity
(654)
18
Circuit Planner
Circuit Planner
Circuit Planner
Draw Circuit Diagrams
$8.99

This intuitive app allows users to design IEC circuit diagrams for electrical engineering with ease, featuring a wide range of high-quality symbols and a user-friendly interface. With various export and printing options, users can create and share professional-looking circuit diagrams in PDF format.

📊 Productivity
(10)
19
Circuitry - 3D Circuit Builder
Circuitry - 3D Circuit Builder
Circuitry - 3D Circuit Builder
Engineering made simple
Free

Explore a revolutionary 3D circuit building experience with lightning-fast analysis and user-friendly controls. Easily design circuits using intuitive tools and document-based organization, making engineering simple and efficient. Start creating circuits effortlessly today!

📚 Education
(153)
20
Electrical Code-A-Day
Electrical Code-A-Day
Electrical Code-A-Day
Quiz for Electricians
Free

Put your electrical knowledge to the test with this daily quiz app for electricians! Answer a new question each day or binge-answer them all at once. Perfect for apprentices, journeymen, and masters looking to sharpen their skills or refresh their knowledge. Lightning-fast learning on all things electrical!

📊 Productivity
(8.6K)

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