Apps Like Ampora for iPhone and iPad
Troubleshoot circuits and size wires
Provides electrical calculations and references for wire sizing, circuit troubleshooting, and NEC code lookups. Users can ask specific questions, receive instant answers, and access code references.
Ranked alternatives
Showing 41–60 of 1,000 ranked alternatives.



Electrical Tools & Reference
Ashvin Kevadiya
Learn circuits, design wiring, and test systems
Learn theory with interactive lessons on voltage, current, resistance, and Ohm’s law. Explore detailed wiring diagrams and circuit schematics. Use built-in to calculate loads, analyze circuits, and simulate real-world wiring scenarios.



Ohm & Watt Law Electrical Calc
TrothMatrix OPC Private Limited
Calculate voltage, current, resistance, and power
Calculate Voltage, Current, Resistance, and Power using Ohm’s Law and ’s Law. Input values to solve for unknowns. Display results instantly. Includes formulas for calculations. Supports both direct and indirect circuit analysis.

Cerrowire Calculators
Cerro Wire LLC
Calculate conduit size for copper and aluminum
Calculate conduit size for copper and aluminum building wire based on NEC standards. Determine maximum conductors in a raceway or required raceway size for given conductor types and sizes.


OhmPro
SAM SHEPPARD
Calculate voltage, current, and resistance
Calculate electrical values using Ohm’s Law and related formulas. Input voltage, current, or resistance to determine missing variables. Access circuit diagrams and safety guidelines. Convert units between volts, amps, and ohms.


Prysmian Group Voltage Drop
Prysmian S.p.A.
Calculate and conductor size
Calculate to determine maximum circuit distance and minimum conductor size. Input parameters to find required conductor size, actual loss, maximum allowable loss, and maximum amps. Use NEC® table T310.15 (B) (16) 75°C ratings for amperage values.

Copeland Mobile
Copeland LP
Access product specs and details anytime
Access product specifications for air conditioning and refrigeration equipment. Search by model number, view detailed technical data, and download documentation. Login with existing OPI credentials or create a new account.



WireSizer - DC Voltage Drop
Juggernaut Technology, Inc.
Calculate DC wire size instantly.
The app calculates the correct DC wire gauge for electrical systems. It considers voltage, current, circuit length, and voltage drop percentage.


QuickBend: Conduit Bending
Bret Hardman
Calculate bends with precision
Calculate bends with precise measurements based on shoe radius, bender dimensions, type, and diameter. Use the centerline radius algorithm for accurate results. Display and adjust bend angles for field testing and real-world application.

ArcWise Electrical Assistant
David Neel
Look up NEC codes and practices
Access NEC code and practices with AI-driven answers. Search for specific installations, check compliance, and receive expert advice. View detailed diagrams and compare code versions. Save notes and organize queries for easy reference.


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