Electrician's Bible
Electrician's Bible Summary
Electrician's Bible is a mobile Android app in Productivity by Quky. Released in Feb 2013 (13 years ago). It has about 41K+ installs and 2K ratings with a 4.82★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 509 monthly active users . Store last updated Sep 22, 2026
Recent activity: 34 installs this week (204 over 4 weeks) showing steady growth , and 4.00 new ratings this week View trends →
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4.82★
Ratings: 2K
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App Description
NEC 2023 electrical calculations, code references, conduit bending & field tools
Electrician's Bible is a comprehensive NEC 2023 electrical reference and calculation tool for electricians, electrical contractors, technicians, students, and electrical professionals.
Quickly access electrical calculations, NEC references, conductor and raceway tools, conduit bending calculations, motor and transformer calculations, load calculations, grounding information, electrical formulas, tables, and much more — all in one application.
ELECTRICAL CALCULATIONS
• Voltage drop
• Minimum conductor size
• Conductor ampacity and wire sizing
• Box fill and pull box sizing
• Raceway and conduit calculations
• Cable tray calculations
• Electrical formulas and Formula Wheel
• Power Triangle
• Series and parallel calculations
• Unit and fraction calculators
CONDUIT & PIPE BENDING
• Offset bends
• Three-bend saddles
• Rolling offsets
• Segment bending
• Double 45° and 90° bends
• Conduit support information
MOTOR & TRANSFORMER TOOLS
• Multi-Motor Calculator
• Motor overcurrent protection calculations
• NEMA starter calculations
• Locked-rotor calculations
• Multi-Compressor Calculator
• Transformer sizing
• Transformer overcurrent protection
• Transformer short-circuit calculations
• Delta-Wye transformer calculations
LOAD CALCULATIONS
• Residential and single-family calculations
• Range and dryer calculations
• Service and feeder calculations
• Bank load calculations
• Store load calculations
• School load calculations
• Multifamily dwelling calculations
• Office building calculations
• Restaurant calculations
• Motor load calculations
NEC 2023 REFERENCES & ELECTRICAL INFORMATION
• NEC tables and references
• Raceway and conductor information
• Grounding and bonding information
• Burial depth information
• NEMA device configurations
• Electrical symbols and schematics
• Wire and phase color codes
• Search and favorites
ADDITIONAL PROFESSIONAL TOOLS
• Arc-flash information and calculations
• NFPA 70E reference information
• Torque specifications
• Electrical schematics
• Network cable wiring pinouts
• Temperature, energy, length, AWG, torque, and other conversions
Electrician's Bible brings commonly used electrical calculations, NEC 2023 references, and field information together in one convenient tool for the field, shop, classroom, or jobsite.
National Electrical Code and “NEC” are registered trademarks of the National Fire Protection Association (NFPA).
Questions, bug reports, or suggestions: electricianbible@gmail.com