# ElectriCalc Pro vs Fault Current Calculator

The clearest difference is review sentiment: ElectriCalc Pro at 78% against Fault Current Calculator's 0%. ElectriCalc Pro also leads on rating (4.9 vs 3.1) and ratings volume (354 vs 23). Fault Current Calculator's advantage is update cadence (every 4 months vs every 10 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. ElectriCalc Pro sells 2 in-app purchases, starting at $4.99 per month and Fault Current Calculator sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ElectriCalc Pro holds the better App Store score, 4.9 against 3.1. That said, the two scores are not equally well evidenced: ElectriCalc Pro has 354 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 78% of ElectriCalc Pro's written reviews are positive against 0% of Fault Current Calculator's.

ElectriCalc Pro ships an update every 10 months, Fault Current Calculator every 4 months. The most recent releases landed on September 19, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | ElectriCalc Pro | Fault Current Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (354 ratings)](https://appshunter.io/ios/app/electricalc-pro/id569677304/reviews)** | [3.1 (23 ratings)](https://appshunter.io/ios/app/fault-current-calculator/id647477910/reviews) |
| Number of ratings | **354** | 23 |
| Positive reviews | **78.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 29 MB | 25 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [Cooper Bussmann, LLC](https://appshunter.io/developer/609315535) |

## What reviewers say

### ElectriCalc Pro

[App page](https://appshunter.io/ios/app/electricalc-pro/id569677304)

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.

**Highlights:** NEC compliant calculations, Wire and conduit sizing, Voltage drop calculations, Motor full-load amps, Ohm's Law solver, Built-in help and tutorials

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $4.99 | per month |
| 1 Year Full Access | $39.99 | per year |


### 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 |


## Frequently asked questions

### Is ElectriCalc Pro free?

ElectriCalc Pro is free to download, with in-app purchases available.

### Is Fault Current Calculator free?

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

### Which has better reviews, ElectriCalc Pro or Fault Current Calculator?

ElectriCalc Pro is rated higher. ElectriCalc Pro averages 4.9 out of 5 from 354 ratings, while Fault Current Calculator averages 3.1 from 23 ratings.

### Do ElectriCalc Pro or Fault Current Calculator have ads?

Neither ElectriCalc Pro nor Fault Current Calculator shows ads.

### Which is updated more often, ElectriCalc Pro or Fault Current Calculator?

ElectriCalc Pro ships an update every 10 months, and Fault Current Calculator every 4 months. Most recently, ElectriCalc Pro was updated on September 19, 2026 and Fault Current Calculator on August 20, 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.*