About Electrician Handbook
For everyone whose work involves electricity — for professionals, beginners and enthusiasts. This app is a springboard for further study of electrical engineering. The app includes four sections: theory, electrical wiring...
For everyone whose work involves electricity — for professionals, beginners and enthusiasts.
This app is a springboard for further study of electrical engineering.
The app includes four sections: theory, electrical wiring diagrams, tests, and calculators.
The app offers over 55 concise articles and 7 calculators. Content is added and updated regularly — feel free to suggest topics.
Briefly covers voltage, current, power, short circuits, Ohm’s law, and much more.
Warning! When working with electrical equipment, electrical safety requirements must be strictly observed. Remember: electricity cannot be seen or heard. Be careful.
Previous Versions
Here you can find the changelog of Electrician Handbook since it was posted on our website on 2020-12-27 15:33:39.
The latest version is 4.0.5 and it was updated on 2026-06-10 23:35:20. See below the changes in each version.
Electrician Handbook version 4.0.5
Updated At: 2026-06-01
Changes: Fixed some errors in the article texts
Electrician Handbook version 4.0.2
Updated At: 2026-03-06
Changes: - Added "Electrical Panel Designer" tab
- Added quick result copying for voltage drop calculator
Electrician Handbook version 3.3.7
Updated At: 2025-11-21
Changes: Added voltage drop calculator
Electrician Handbook version 3.3.5
Updated At: 2025-08-20
Changes: Minor fixes
Electrician Handbook version 3.3.0
Updated At: 2025-06-18
Changes: 🛠️ Fixed several minor bugs
Electrician Handbook version 3.2.2
Updated At: 2025-05-20
Changes: Fixed a frame stuttering issue.
Electrician Handbook version 3.0.5
Updated At: 2025-04-30
Changes: Fixed a few bugs.
Electrician Handbook version 3.0.4
Updated At: 2025-04-27
Changes: 📝 You can now add personal notes to articles
⭐ Favorites feature restored
🖼️ Fixed image loading issues
🚀 Fixed app crashes
🤝 Thank you for your feedback — it helps us improve the app!
Electrician Handbook version 3.0.3
Updated At: 2025-04-22
Changes: ✍️ We've refreshed all articles from top to bottom!
🌐 Enjoy newly improved translations that read naturally and clearly.
✅ Tons of new practical content has been added for even more value.
💡 Dive in and see what’s new — the updated material is ready for you!
Electrician Handbook version 2.1.0
Updated At: 2025-03-10
Changes: • New application icon
• Reduced download size of the application
Disclaimer
Official Google Play Link
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