The best apps to become an electrician

Understanding electrical installations, maintenance, and controls has become an invaluable skill.

It doesn't matter if your goal is to become a certified professional and work in the field or simply learn enough to safely solve problems in your own home.

The earlier apps focus more on basic theory and simulations for beginners, while the later ones offer advanced sizing tools, designs, and practical lessons used by professionals in their daily work.

They are all free to start, secure, easy to use, and available for Android and iPhone.

The electrician profession is one of the most in-demand in the market. However, working with electricity requires rigorous technical knowledge to avoid accidents and ensure installations comply with safety standards.

Nowadays, paying for an in-person course can require time and money that not everyone has available. Furthermore, many students lack hands-on tools to practice with before working on real wiring.

That's exactly why these apps have become so popular. They function like an electrical engineering school in your pocket, allowing you to study theory, perform calculations, and simulate electrical circuits directly from your phone.

Another interesting aspect is that these apps combine interactive wiring diagrams, wire gauge calculators, circuit breaker panel simulators, and detailed video tutorials.

Some even include knowledge tests to assess your learning step by step.

In this article, you will discover the 7 best apps for learning about electricity and taking your first steps towards a career as an electrician.

Electrician's Manual

The Electrician's Manual app is one of the most complete and well-structured options for those starting from scratch. It brings together fundamental concepts of electrical engineering accompanied by highly didactic illustrations.

The great advantage of this app is its organized division into theory, visual diagrams, and practice tests. You learn how the current works even before trying to assemble any circuit.

Many students use the app to review material before exams or to quickly clarify doubts about wiring diagrams for lamps and sockets.

Some of the best features include:

• Theoretical lessons on voltage, current, and resistance.
• Interactive wiring diagrams (with switches and lamps)
• Essential integrated electric calculators
• Electrical design symbols explained.
• Quizzes to test your knowledge
• Works offline, no internet required.

Using the app is extremely simple:

1. Download the app on your mobile phone;
2. Open the Theory section to understand the basic rules;
3. Access the diagrams to see how the wires connect;
4. Take the practice tests after each chapter;
5. Consult the calculators when needed.

For those seeking a solid theoretical foundation before getting their hands dirty, the Electrician's Handbook is essential.

The ABCs of Electricity

The ABCs of Electricity is widely recognized in Brazil as one of the best tools for students and professionals in the field of building and residential electrical systems.

The app stands out for bringing together a vast amount of practical content adapted to the requirements and standards of Brazilian installations (such as NBR 5410). He teaches how to size actual components of a panel or the wiring in a house.

Therefore, the app serves both as a learning guide and as a reference manual for fieldwork.

The main features include:

• Cable and circuit breaker sizing guide
• Information about motors and electrical panels
• Summary of the main technical standards
• Equivalence tables and manufacturer data
• Tips on tools and personal protective equipment (PPE)
• Practical examples of residential and industrial installations.

How to get started:

1. Install the app from your app store;
2. Browse through the learning categories menu;
3. Study the sizing and wiring sections;
4. Consult the integrated technical manuals.

If you want to learn focused on the Brazilian market and in accordance with official standards, the ABCs of Electrical Engineering is a must-see.

Electrical Wiring Simulator

The Electrical Wiring Simulator is ideal for anyone who wants to learn how to connect wires without the risk of electric shock or damaging equipment.

The app functions as a virtual laboratory. It presents realistic simulations of junction boxes, circuit breakers, three-way switches, outlets, and light bulbs so you can connect them in the correct order.

Among the most popular features are:

• 2D visual simulations of electrical installations
• Connecting challenges from the most basic to the most advanced.
• Instant test to verify if the circuit is working.
• Indicator of virtual errors and short circuits
• Practical exercises in electrical controls
• Accessible and fully visual language

The app's main advantage is its trial-and-error learning mechanism: if you connect the phase incorrectly to neutral, the app shows you where the mistake was so you can correct it.

To use the app:

1. Download the app;
2. Select the challenges for beginners;
3. Connect the conductors to the indicated components;
4. Turn on the virtual switch to test the circuit.

To transform theory into visual practice in a fun and risk-free way, this simulator is spectacular.

Mobile Electrician

The Mobile Electrician app functions as a smart technical assistant that helps you understand and perform the electrical calculations required in the profession.

Many beginners are discouraged from the field of electrical work because of the mathematical formulas. Mobile Electrician solves this difficulty by simplifying calculations and explaining how to apply Ohm's Law, voltage drops, and wiring calculations in practice.

Its main features include:

• Automatic Ohm's Law Calculator
• Calculation of conductor gauge and voltage drop.
• Circuit breaker and fuse sizing
• Power, current, and power factor calculator
• Color codes for resistors and wiring
• The interface is straightforward and very quick to use.

The app is lightweight and perfect to keep in your pocket for when technical questions arise.

Quick tutorial:

1. Open the app on your phone;
2. Choose the type of calculation you want to learn (e.g., Ohm's Law);
3. Enter the known voltage or current values;
4. See the automatic result and understand the logic behind the formula.

If your goal is to master practical electrical calculations without headaches, this app is an indispensable tool.

Building Electrical Installations

Developed as a virtual learning environment, the Electrical Installations app focuses on the residential and commercial building sector.

The app teaches how to plan and simulate the internal electrical network of a house, covering everything from the arrival of power at the meter box to its distribution through the outlets in the property.

The app offers very detailed modules on:

• Simulation of residential floor plans and circuits
• Load division and balancing in distribution boards.
• Grounding and protection devices (RCDs and SPDs)
• Calculation of power required for lighting and household appliances.
• Workplace safety tips for installations
• Automatic generation of budgets and material estimates.

The experience provided by the app brings the student closer to the reality of a building construction project.

How to use:

1. Install the app on your device;
2. Follow the introductory module on building installations;
3. Simulate the electrical planning of a room;
4. Review the safety guidelines and regulations.

For those who want to train specifically to work in residential renovations and construction, this is an excellent option.

WOCA (Design and Diagram Reading)

The WOCA application is a benchmark when it comes to creating and interpreting electrical diagrams. Understanding an electrical plan and being able to read the symbols in a project is a mandatory prerequisite for any professional electrician.

WOCA helps you practice reading single-line and multi-line diagrams, showing how technical schematics translate into real-world wiring.

Main features:

• Examples and interpretations of single-line diagrams
• User-friendly interface for creating technical drawings on mobile phones.
• Compliance with current standardization norms.
• Visual identification of project components.
• Module for creating lighting and power diagrams.
• Excellent for practicing floor plan interpretation.

Its modern interface makes learning electrical symbols easy and intuitive.

Getting started is easy:

1. Create your account in the app;
2. Explore the section with examples of electrical diagrams;
3. Study the symbolism of each component;
4. Create small sketches to practice reading.

The ability to read technical drawings with ease will quickly set you apart in the market.

YouTube

YouTube is now one of the world's largest open-air academies for those who want to learn the electrician profession through hands-on experience.

There are several Brazilian channels managed by experienced engineers and master electricians that offer complete, free courses. On these channels, you can watch lessons recorded directly at test benches or real construction sites.

You can easily find:

• Practical lessons on assembling circuit breaker panels.
• Step-by-step guide to using a multimeter and clamp meter.
• Tips for installing showers, smart bulbs, and sensors.
• Free electrician installer courses from basic to advanced.
• Troubleshooting common faults and short-circuit diagnostics
• Entrepreneurship guidelines and how to price your services.

The biggest advantage is being able to see exactly how each tool is used and how the cables are stripped and connected on a daily basis.

Best tips for learning about electricity on YouTube:

• Subscribe to recognized technical channels in the electricity sector;
• Create a playlist with video lessons in chronological order;
• Write down the essential steps in a study notebook;
• Pay close attention to the lessons dedicated to safety and the use of PPE (Personal Protective Equipment).

Even though it's not an app exclusively for the technical field, YouTube is indispensable for seeing the profession in action.

Conclusion

Learning about electricity is a smart step that opens doors to a lucrative profession, as well as providing the independence to safely manage your own home. Fortunately, current apps make the learning journey much more interactive and accessible.

Each app on this list serves a different purpose. Some focus on teaching theory and calculations, while others provide wiring simulations, blueprint reading, and video lessons.

Therefore, combining the use of two or three of these apps will help you accelerate your learning and become a market-ready electrician.

• Electrician's Manual — Apple Store / Google Play
• Electrical Wiring Simulator — Apple Store / Google Play
• YouTube — Apple Store / Google Play