---
title: "Box Fill Calc NEC — App Overview"
url: https://marlvel.ai/intel-report/utilities/box-fill-calc-nec
category: Utilities
developer: Rizvan Adzhoian
platforms: ios
rating: N/A (0 ratings)
pricing: paid
report_level: overview
generated: 2026-04-29
last_verified: "2026-04-29T11:23:16.734Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This app serves as a portable, offline reference tool for ensuring electrical box installations meet NEC 2023 code requirements.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Utilities |
| Rating | N/A ★ (0) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 1.0.6 |
| Developer | Rizvan Adzhoian |

<!-- SECTION: Summary -->
## What is Box Fill Calc NEC?

Box Fill Calc NEC is a specialized utility designed to perform electrical box volume calculations based on NEC 2023 Article 314.16 standards. It provides field-ready tools for electricians and engineers to verify compliance with conductor sizing, grounding, and box capacity requirements offline.

<!-- SECTION: Key Features -->
## Key Features

- **NEC 2023 Compliance**: Calculates box fill volumes using official data from NEC 2023 Tables 314.16(A) and 314.16(B).
- **Comprehensive Box Support**: Includes presets for standard metal boxes like device, round, octagonal, square, masonry, FS, and FD types.
- **Visual Compliance Indicators**: Features a PASS/FAIL indicator with fill percentages and suggests alternative box sizes when current configurations are over-filled.
- **Advanced Conductor Calculations**: Accounts for equipment grounding conductors, isolated grounding, internal cable clamps, fixture studs, and hickeys.

<!-- SECTION: Target Audience -->
## Who is it for?

Electricians, electrical apprentices, and electrical engineers working on job sites.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/box-fill-calc-nec/id6763313013?uo=4)
- [Full Intelligence Report](https://marlvel.ai/intel-report/utilities/box-fill-calc-nec)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/utilities/box-fill-calc-nec).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*