Apps Like Electrician Handbook — Basics for iPhone and iPad
Access theory, diagrams, and calculators offline
’s provides access to electrical theory topics, including exercises with answers. Features interactive diagrams for hands-on learning. Includes calculators and formulas for electrical calculations. Works offline without ads or subscriptions.
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


Learn Electronics Basics
ANIKET PATASKAR
Anytime
Fundamentals with detailed explanations on topics like electricity, voltage, current, resistance, and Ohm's Law. Explore components such as capacitors, diodes, LEDs, and tools like multimeters, voltmeters, and ammeters.

Mike Holt's Electrical Toolbox
Mike Holt Enterprises Inc.
Size conductors, calculate voltage drop, select circuit
Provides conductor sizing calculations, circuit protection sizing, raceway sizing, and equipment grounding conductor sizing for heating and air-conditioning equipment.

Ohms Law Calc.
V PUGAZHENTHI
Calculate voltage, current, and resistance
Calculate electrical values using formulas for voltage, current, resistance, power, and more. Determine wire size and voltage drop. Perform transformer and generator calculations. Convert between electrical units.

The Electrician Tools
1BIGRIG Ltd
Access calculators, safety guides, and checklists
Provides calculators for circuit design and load calculations. Includes safety references for UK electrical standards and BS 7671. Features checklists for installation and inspection tasks.


ElectroMaster Pro
Carlo Terracciano
Calculate electrical values
Helps users calculate electrical values using Ohm's Law. It includes practical exercises and theoretical explanations. Users can explore basic electrical concepts and advanced topics with structured lessons and problem-solving tools.

Circuit Playground
Adafruit Industries LLC
Calculate component values and resistor codes
Calculate component values for Op Amp, 555, RC Filter, and Resistor Divider circuits. Decode resistor and capacitor codes. Compute power, resistance, current, and voltage using Ohm's Law and Power Calculators.

Electrical Calculator lite
V PUGAZHENTHI
Calculate voltage, current, and resistance
Calculate values using resistor color codes, voltage, current, and resistance formulas. Perform impedance and RLC circuit analysis. Input values to get accurate results for engineering, wiring, and circuit design tasks.

Electronics Engineer Helper
Rostyslav Dovhaliuk
Search datasheets and calculate resistor values
Datasheet search allows users to find electronic components. Resistor color codes and markings are decoded for 4, 5, and 6 band codes. Electronic symbols are displayed according to IEC 60617, IEEE 315, and GOST standards.

Simurelay
Abdessamed Benkabouya
Design circuits and simulate systems
Design and simulate electromechanical systems using relays, switches, buttons, contactors, timers, and motors. Create electrical diagrams, test circuit functionality, and analyze component interactions. Export simulation results and share designs.

RV Pocket Reference
Calculated Industries, Inc.
Explore RV systems with diagrams
Access RV types, classes, and system diagrams for electrical, plumbing, and appliance setups. Includes calculators for weight, leveling, and towing calculations.

Carmin
Chuan Nguyen Van
Access wiring diagrams and technical docs
Access electrical wiring diagrams for car repair and study. View videos and technical documents for research. Update diagrams regularly for accurate information. Navigate through a library of resources with simple clicks.

Electrical Calculator
V PUGAZHENTHI
Calculate values instantly
Provides tools for and electronics calculations. Users can compute resistance, voltage, current, and power. Includes resistor color code conversion and voltage drop calculations aligned with NEC/IEEE standards. Supports USCS and SI units.

Electrical Components Quiz
Forwa Elade Wunde
Identify with AI
Identify using an AI model. Test knowledge with 2000+ . Earn 5 points per correct answer, lose 3 for incorrect ones. Retake levels to improve score. Track progress through levels requiring 25 points to advance.

NEMA Configuration Guide
Summit Electric Supply, Co. Inc.
Identify receptacles and plugs
Identify unknown receptacle and plug configurations. Plug in a known device to find matching results. View detailed configurations and compatibility information. Helps electricians and professionals quickly determine correct standards.

Journeyman Electrician (2025)
Nilu Rathod
Practice exams and review materials
Prepare for the exam with practice tests covering electrical theory, NEC, and local codes. Answer multiple-choice questions, review explanations, and track progress. Access study materials and simulate exam conditions for effective preparation.

ASVAB Practice Test By ABC
EASY PASS COMPANY LIMITED
Tests
Exam questions organized by topic and subtopic. Review explanations for correct answers. Track progress over time. Set study goals and receive feedback on performance. Access updated content reflecting current standards.

GanElektri
Everton Borges
Solve circuits and analyze power
Solve electrical circuit problems with interactive exercises on Ohm's Law, Kirchhoff's Laws, and impedance calculations. Practice resistive circuits, node and loop analysis, and motor efficiency. Review complex numbers and power factor concepts.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.