# Fault Current Calculator vs Light ARchitect

The clearest difference is review sentiment: Light ARchitect at 100% against Fault Current Calculator's 0%. Light ARchitect also leads on rating (4.9 vs 3.1) and in-app purchases (none vs 2). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Fault Current Calculator sells 2 in-app purchases, starting at $4.99 per month. Light ARchitect asks for nothing beyond the download.

Light ARchitect holds the better App Store score, 4.9 against 3.1. Both are backed by a comparable volume of ratings — 23 and 32 respectively. Written reviews point the same way: 0% of Fault Current Calculator's written reviews are positive against 100% of Light ARchitect's.

Fault Current Calculator ships an update every 4 months, Light ARchitect every 2 months. The most recent releases landed on September 14, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | Fault Current Calculator | Light ARchitect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (23 ratings)](https://appshunter.io/ios/app/fault-current-calculator/id647477910/reviews) | **[4.9 (32 ratings)](https://appshunter.io/ios/app/light-architect/id1472395523/reviews)** |
| Number of ratings | 23 | **32** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Freemium | **Free** |
| Size | 25 MB | 623 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Cooper Bussmann, LLC](https://appshunter.io/developer/609315535) | [Cooper Lighting](https://appshunter.io/developer/522827071) |

## What reviewers say

### Fault Current Calculator

[App page](https://appshunter.io/ios/app/fault-current-calculator/id647477910)

This tool helps contractors, engineers, and electricians quickly calculate available fault current on single and three-phase electrical systems. It also assists in sizing fuses and conductors for various circuits and can generate labels for service equipment.

**Highlights:** Calculate available fault current, Size fuses and conductors, Generate service equipment labels, Single and three-phase system support, NEC® 110.24 compliance

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Subscription | $4.99 | per month |
| Pro Annual Subscription | $39.99 | per year |


### Light ARchitect

[App page](https://appshunter.io/ios/app/light-architect/id1472395523)

Visualize lighting fixtures in any space using augmented reality. This app allows you to select popular products, customize their orientation, color, and shape, and view them in real-time with a 360-degree perspective. Get instant screenshots and product details.

**Highlights:** Augmented reality visualization, Select popular lighting products, Customize fixture orientation, color, shape, Real-time 360-degree view, Instant screenshots, Product information access

**In-app purchases:** none


## Frequently asked questions

### Is Fault Current Calculator free?

Fault Current Calculator is free to download, with in-app purchases available.

### Is Light ARchitect free?

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

### Which has better reviews, Fault Current Calculator or Light ARchitect?

Light ARchitect is rated higher. Fault Current Calculator averages 3.1 out of 5 from 23 ratings, while Light ARchitect averages 4.9 from 32 ratings.

### Do Fault Current Calculator or Light ARchitect have ads?

Neither Fault Current Calculator nor Light ARchitect shows ads.

### Which is updated more often, Fault Current Calculator or Light ARchitect?

Fault Current Calculator ships an update every 4 months, and Light ARchitect every 2 months. Most recently, Fault Current Calculator was updated on September 14, 2026 and Light ARchitect on June 3, 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.*