Best Box Fill Calc NEC alternatives: apps like Box Fill Calc NEC

10+ similar apps compared and reviewed

3.5 avg rating
7 free apps
Updated November 2026

Box Fill Calc NEC is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Box Fill Calc NEC

NEC Box Fill Calculator#1

NEC Box Fill Calculator by Hilal Demir

Fast NEC 2026 Calculations
Editor's Choice
🔧 Utilities
1.0(1 ratings)
FreeIn-App Purchases
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Instantly calculate electrical box fill requirements for NEC 2023 compliance. This tool offers a clean interface, visual capacity gauges, and smart recommendations for electricians in residential and commercial settings. Designed for speed and professional use, it works offline and supports one-handed operation.

0.0(0 ratings)
$2.99
Transition Layouts screenshot 1
Transition Layouts screenshot 2
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Transition Layouts screenshot 6

This app assists in developing fabrication layouts for various shapes, including square-to-round, rectangular-to-round, pyramid, and truncated pyramid transitions. It offers options for different joint and line configurations to generate precise layout patterns.

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This app helps electricians and technicians learn about electric motor rewinding, wiring, and repair. It includes various wiring diagrams and a calculator for motor specifications like speed, horsepower, and frequency.

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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.

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Electrical Calc Elite
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This app serves as a comprehensive NEC code calculator for electrical professionals. It helps electricians, contractors, and inspectors quickly and accurately solve common electrical calculations based on National Electric Codes, with support for multiple code versions and in-app purchases for updates.

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Transitions Layouts
Transitions Layouts
Transitions Layouts
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This utility app generates precise layouts for various transition shapes used in fabrication and HVAC. It simplifies complex calculations for square-to-round, rectangular-to-round, and pyramid designs, reducing manual drafting and improving accuracy.

Square to Round/Rectangular LayoutRound to Square/Rectangular LayoutPyramid and Truncated Pyramid Layout
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Conduit Fill & Bending Calc
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This professional calculator helps licensed electricians perform complex NEC code calculations for conduit fill, voltage drop, wire sizing, and more. It offers multiple NEC code years and provides inspector-ready PDF exports with project management features. Designed for offline use in the field.

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