Electrician Handbook Android
Electrician Handbook gets 100+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Electrician Handbook is #70 in Books & Reference Free on Google Play in Russia and charting in 2 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperSVA APPS
CategoryBooks & Reference
PriceFree
Released
Installs10M+
Rating★ 4.6 (112k)
Updated
Content ratingEveryone
Rating
4.6 ★
112k ratings
Measured
Best rank now
#70
Books & Reference FreeMeasured
Electrician Handbook on Google Play
App details
App ID
mmy.first.myapplication433
Publisher
VAVAEV SERGEI VLADIMIR PE
Publisher country
Armenia
Content rating
Everyone
Electrician Handbook downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where Electrician Handbook's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Electrician Handbook before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How Electrician Handbook makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| Russia | Books & ReferenceFree | #70 |
 Germany | Books & ReferenceFree | #171 |
Apps near Electrician Handbook on the chart
Books & Reference Free, around #70.
Ratings
Google Play, worldwide.
Rating
4.6 ★
112k ratings
Measured
Ratings
112k
Measured
Written reviews
602
Measured
About Electrician Handbook
Electrician's Handbook — electrical wiring diagrams, theory and calculators for electricians, students and installers.
Theory, diagrams and calculators work offline. No ads. No subscriptions.
— Theory
A variety of topics in electrical engineering: from basic concepts to grounding and lighting diagrams. Some topics include exercises with answers for self-check.
— Diagrams
Interactive electrical diagrams. You can interact with elements to better understand how they work.
— Calculators
A section with calculators, formulas, and useful reference tables.
— Tests
Built-in tests to check your knowledge.
— Contents of the "Theory" section:
Basic concepts
• Voltage, current, resistance, power
• Ohm’s Law, Kirchhoff’s rules
• Parallel and series connections
• Short circuits, safety precautions
• Electrical engineering terms
Electromechanical converters
• Transformer, generator, electric motor
• Connecting a three-phase motor using a capacitor
Protection and automation devices
• Circuit breaker, RCD, RCBO
• Voltage monitoring relay, contactor, fuses
• Surge protection devices
Cables and wires
• Wire connection methods
• Selecting cross-section by current and power
• Color coding
• Electrical panel
Power stations and substations
• Nuclear, thermal, solar, hydro, wind, and geothermal power stations
Measuring instruments
• Voltmeter, ammeter, ohmmeter, multimeter
• Clamp meter
• Electricity meter
Grounding
• Types of grounding systems
• Equipotential bonding system
Lighting
• Incandescent, LED, and other types of lamps
• Lamp holders, bases, lumens, lux
• Color temperature
• LED strip
Work execution
• Socket repair
• Installation of flush-mounted and surface-mounted sockets
• Switch installation
Additional information
• Power supply categories
• Surge overvoltages
• IP protection rating
• Electrician’s tools
• Types of outlets and plugs, voltages in different countries
• Joule’s Law, Coulomb’s Law
• Right-hand and left-hand rules
— Contents of the "Diagrams" section:
• Switch (1 and 2 gang)
• Three-gang switch
• Two-way switch
• Two-way switch with intermediate switch
• Outlets and switch in one block
• Lighting with dimmer
• Motion sensor lighting
• Relay with light sensor
• Lighting with impulse relay
• Fluorescent lamp wiring
• Socket wiring diagrams
• Magnetic starter for motor
• Star and delta motor connection
— Contents of the "Calculators" section:
• Basic formula calculator
• Electricity cost calculator
• SI unit system and metric prefixes
• Diameter ↔ cross-section table
• AWG to mm and mm to AWG conversion
• Electronic component symbols
Theory, diagrams and calculators work offline. No ads. No subscriptions.
— Theory
A variety of topics in electrical engineering: from basic concepts to grounding and lighting diagrams. Some topics include exercises with answers for self-check.
— Diagrams
Interactive electrical diagrams. You can interact with elements to better understand how they work.
— Calculators
A section with calculators, formulas, and useful reference tables.
— Tests
Built-in tests to check your knowledge.
— Contents of the "Theory" section:
Basic concepts
• Voltage, current, resistance, power
• Ohm’s Law, Kirchhoff’s rules
• Parallel and series connections
• Short circuits, safety precautions
• Electrical engineering terms
Electromechanical converters
• Transformer, generator, electric motor
• Connecting a three-phase motor using a capacitor
Protection and automation devices
• Circuit breaker, RCD, RCBO
• Voltage monitoring relay, contactor, fuses
• Surge protection devices
Cables and wires
• Wire connection methods
• Selecting cross-section by current and power
• Color coding
• Electrical panel
Power stations and substations
• Nuclear, thermal, solar, hydro, wind, and geothermal power stations
Measuring instruments
• Voltmeter, ammeter, ohmmeter, multimeter
• Clamp meter
• Electricity meter
Grounding
• Types of grounding systems
• Equipotential bonding system
Lighting
• Incandescent, LED, and other types of lamps
• Lamp holders, bases, lumens, lux
• Color temperature
• LED strip
Work execution
• Socket repair
• Installation of flush-mounted and surface-mounted sockets
• Switch installation
Additional information
• Power supply categories
• Surge overvoltages
• IP protection rating
• Electrician’s tools
• Types of outlets and plugs, voltages in different countries
• Joule’s Law, Coulomb’s Law
• Right-hand and left-hand rules
— Contents of the "Diagrams" section:
• Switch (1 and 2 gang)
• Three-gang switch
• Two-way switch
• Two-way switch with intermediate switch
• Outlets and switch in one block
• Lighting with dimmer
• Motion sensor lighting
• Relay with light sensor
• Lighting with impulse relay
• Fluorescent lamp wiring
• Socket wiring diagrams
• Magnetic starter for motor
• Star and delta motor connection
— Contents of the "Calculators" section:
• Basic formula calculator
• Electricity cost calculator
• SI unit system and metric prefixes
• Diameter ↔ cross-section table
• AWG to mm and mm to AWG conversion
• Electronic component symbols
What's new in 4.0.6
Internal libraries update