# Fault Current Calculator vs LEDVANCE tapTronic

Fault Current Calculator and LEDVANCE tapTronic both sit at 3.1 stars, but that hides the real split: 100% of LEDVANCE tapTronic's written reviews are positive against 0% of Fault Current Calculator's. LEDVANCE tapTronic also leads on in-app purchases (none vs 2). Fault Current Calculator's advantage is ratings volume (23 vs 3). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 3.1 for Fault Current Calculator against 3.0 for LEDVANCE tapTronic. That said, the two scores are not equally well evidenced: Fault Current Calculator has 23 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 0% of Fault Current Calculator's written reviews are positive against 100% of LEDVANCE tapTronic's.

Fault Current Calculator ships an update every 4 months, LEDVANCE tapTronic every 5 months. The most recent releases landed on August 20, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | Fault Current Calculator | LEDVANCE tapTronic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (23 ratings)](https://appshunter.io/ios/app/fault-current-calculator/id647477910/reviews)** | [3.0 (3 ratings)](https://appshunter.io/ios/app/ledvance-taptronic/id1628221257/reviews) |
| Number of ratings | **23** | 3 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Freemium | **Free** |
| Size | 25 MB | 31 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Cooper Bussmann, LLC](https://appshunter.io/developer/609315535) | [LEDVANCE LLC](https://appshunter.io/developer/1277773397) |

## 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 |


### LEDVANCE tapTronic

[App page](https://appshunter.io/ios/app/ledvance-taptronic/id1628221257)

This utility app enables quick configuration of LED drivers using NFC technology. It allows on-the-go installers to customize settings like current, dimming range, and lumen output directly from their phone without needing to power the driver.

**Highlights:** NFC driver connection, Read and program drivers, Customize current (mA), Adjust dimming range, Configure soft start, Set constant lumen output

**Features:** macOS Compatibility

**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 LEDVANCE tapTronic free?

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

### Which has better reviews, Fault Current Calculator or LEDVANCE tapTronic?

Fault Current Calculator is rated higher. Fault Current Calculator averages 3.1 out of 5 from 23 ratings, while LEDVANCE tapTronic averages 3.0 from 3 ratings.

### Do Fault Current Calculator or LEDVANCE tapTronic have ads?

Neither Fault Current Calculator nor LEDVANCE tapTronic shows ads.

### Which is updated more often, Fault Current Calculator or LEDVANCE tapTronic?

Fault Current Calculator ships an update every 4 months, and LEDVANCE tapTronic every 5 months. Most recently, Fault Current Calculator was updated on August 20, 2026 and LEDVANCE tapTronic on August 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.*