Best Box Fill 2 alternatives: apps like Box Fill 2

10+ similar apps compared and reviewed

4.6 avg rating
10 free apps
Updated October 2026

Looking for something like Box Fill 2? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Box Fill 2

NEC Box & Conduit Calc#1

NEC Box & Conduit Calc by V PUGAZHENTHI

NEC Tools for Electricians
Editor's Choice
🔧 Utilities
4.9(19 ratings)
FreeIn-App Purchases
NEC Box & Conduit Calc screenshot 1
NEC Box & Conduit Calc screenshot 2
NEC Box & Conduit Calc screenshot 3
NEC Box & Conduit Calc screenshot 4
NEC Box & Conduit Calc screenshot 5
NEC Box & Conduit Calc screenshot 6

Calculate electrical box and conduit fill accurately according to the NEC. This app provides instant, reliable calculations for electricians, contractors, and students, saving time on job sites. It offers support for various box and conduit types, conductor sizes, and includes wire volume data.

AWG Calculator: Wire Size#2

AWG Calculator: Wire Size by Melchisedec Martinez Rodriguez

NEC, Conduit, Voltage Drop
Strong Contender
🔧 Utilities
4.7(70 ratings)
FreeIn-App Purchases
AWG Calculator: Wire Size screenshot 1
AWG Calculator: Wire Size screenshot 2
AWG Calculator: Wire Size screenshot 3
AWG Calculator: Wire Size screenshot 4
AWG Calculator: Wire Size screenshot 5
AWG Calculator: Wire Size screenshot 6

This professional tool provides electricians with accurate, code-based electrical calculations for wire sizing, voltage drop, circuit breakers, and more. It includes NEC® code references and specialized calculations for various systems. Save time and ensure accuracy in the field or during planning.

More apps like Box Fill 2

4
Southwire® Conversion Calc
Southwire® Conversion Calc
Southwire® Conversion Calc
Southwire
Free

This utility app facilitates conversions between copper and aluminum electrical wiring. It allows users to calculate pricing, unit of measure, conversion factors, and weight based on product length. The app comes preloaded with numerous cable types for easy calculation.

Copper to aluminum conversionAluminum to copper conversionPricing unit of measure calculation
🔧 Utilities
(5)
free
5
Southwire® Conduit Fill Calc
Southwire® Conduit Fill Calc
Southwire® Conduit Fill Calc
by Southwire Company
Free

This tool assists electricians, engineers, and contractors in determining the correct conduit size based on NEC guidelines. It calculates conduit fill percentages and jam probability, saving time compared to manual calculations.

Conduit size calculationNEC fill percentagesJam probability
🔧 Utilities
(746)
free
6
ElectriCalc Pro
ElectriCalc Pro
ElectriCalc Pro
Electrician NEC Calculator
Free

This app provides electricians and electrical professionals with a powerful tool for performing complex calculations based on the latest National Electrical Code (NEC). It offers solutions for wire sizing, voltage drop, conduit sizing, and motor calculations, saving time and ensuring code compliance.

NEC compliant calculationsWire and conduit sizingVoltage drop calculations
🔧 Utilities
(354)
free with in-app purchases
7
Kopperfield
Kopperfield
Kopperfield
Load calcs, NEC help, and more
Free

Streamline electrical design and permitting with powerful tools for load calculations, panel schedules, and single-line diagrams. Quickly reference the National Electrical Code with an AI-powered chatbot and generate instant PDF reports for inspectors and clients.

Load calculator with NEC standardsSingle line diagram toolPanel schedule creation
🔧 Utilities
(9)
ad-supported
8
Mike Holt's Electrical Toolbox
Mike Holt's Electrical Toolbox
Mike Holt's Electrical Toolbox
Electrical Power Calculator
Free

This app provides essential calculations for electricians, inspectors, contractors, and engineers. It helps determine conductor sizing, circuit protection, race sizing, and grounding conductor sizes for various electrical equipment and services.

Conductor sizingVoltage drop limitationsCircuit protection sizing
🔧 Utilities
(197)
free
9
Southwire® Voltage Drop Calc
Southwire® Voltage Drop Calc
Southwire® Voltage Drop Calc
Southwire Calculator
Free

Calculate the appropriate wire size for electrical circuits. This tool helps determine wire size based on voltage drop and current carrying capacity, ensuring compliance with NEC ampacity limits.

Determine wire size for voltage dropCalculate voltage drop for conductor runsLimit wire size by voltage drop
🔧 Utilities
(1.5K)
free
10
Electrical Calculator lite
Electrical Calculator lite
Electrical Calculator lite
60 Calculators & 16 Converters
Free

This comprehensive tool offers over 60 calculators and 16 converters for electrical engineering, wiring, and circuit analysis. It supports engineers, electricians, students, and hobbyists with calculations ranging from basic Ohm's Law to complex RLC circuits and power conversions.

60+ Electrical Calculators16 Electrical Unit ConvertersOhm's Law Calculations
🔧 Utilities
(574)
free with in-app purchases