# Conduit Fill vs Fulnix

The clearest difference is price: Fulnix at Free against Conduit Fill's $4.99. Fulnix also leads on update cadence (every 3 weeks vs every 5 months). Conduit Fill's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Fulnix is free to download; Conduit Fill costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Conduit Fill ships an update every 5 months, Fulnix every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Conduit Fill | Fulnix |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/conduit-fill/id6469908455/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 23 MB | 40 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Martin Loch](https://appshunter.io/developer/1385872283) | [Shenzhen Midou Technology Co., Ltd.](https://appshunter.io/developer/6772051252) |

## What reviewers say

### Conduit Fill

[App page](https://appshunter.io/ios/app/conduit-fill/id6469908455)

This app helps electricians quickly calculate conduit fill based on the latest NEC or CEC codes. Easily add various wire types and quantities to determine the minimum required conduit size.

**Highlights:** NEC and CEC code calculations, Support for up to 1000 wires, Select from different wire types, Instant calculation for all conduit sizes, Minimized display for most common sizes

**Features:** Vision Pro support

**In-app purchases:** none


### Fulnix

[App page](https://appshunter.io/ios/app/fulnix/id6772051250)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Conduit Fill free?

Conduit Fill costs $4.99, with no in-app purchases.

### Is Fulnix free?

Fulnix is free to download, with no in-app purchases.

### Do Conduit Fill or Fulnix have ads?

Neither Conduit Fill nor Fulnix shows ads.

### Which is updated more often, Conduit Fill or Fulnix?

Conduit Fill ships an update every 5 months, and Fulnix every 3 weeks. Most recently, Conduit Fill was updated on November 3, 2026 and Fulnix on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*