# Fault Current Calculator (PFC) vs FaultFinder

The clearest difference is in-app purchases: Fault Current Calculator (PFC) at none against FaultFinder's 1. FaultFinder's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. FaultFinder sells 1 one-off in-app purchase. Fault Current Calculator (PFC) asks for nothing beyond the download.

## The numbers

| Metric | Fault Current Calculator (PFC) | FaultFinder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/fault-current-calculator-pfc/id577611194/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | — |
| Monetization | Paid | — |
| Size | 10 MB | 9 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pro Certs Software Ltd](https://appshunter.io/developer/444429696) | [Eoin Robotham](https://appshunter.io/developer/1890731711) |

## What reviewers say

### Fault Current Calculator (PFC)

[App page](https://appshunter.io/ios/app/fault-current-calculator-pfc/id577611194)

This app calculates prospective fault current (PFC) in kA and Amps for single and three-phase circuits. It allows users to input any two values (voltage, earth loop impedance, or PFC) to determine the third, aiding in selecting appropriate circuit breaker ratings.

**Highlights:** Calculate PFC from Zs/Ze and Voltage, Calculate Zs/Ze from Voltage and PFC, Calculate Voltage from PFC and Zs/Ze, PFC calculation in kA and Amps, Single and three-phase support, Input any two values to calculate the third

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

**In-app purchases:** none


### FaultFinder

[App page](https://appshunter.io/ios/app/faultfinder/id6761668178)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Faultfinder Pro | $7.99 | one-time |


## Frequently asked questions

### Is Fault Current Calculator (PFC) free?

Fault Current Calculator (PFC) is free to download, with no in-app purchases.

### Is FaultFinder free?

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

### Do Fault Current Calculator (PFC) or FaultFinder have ads?

Fault Current Calculator (PFC) shows ads; FaultFinder does not.

---

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