# SmartLoop vs Fault Finder Pro

The clearest difference is price: SmartLoop at Free against Fault Finder Pro's $7.99. SmartLoop also leads on iOS requirement (12.0 vs 15.1). Fault Finder Pro's advantage is rating (5.0 vs 4.8) and update cadence (every 3 weeks vs every 2 months). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

SmartLoop is free to download; Fault Finder Pro costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fault Finder Pro holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

SmartLoop ships an update every 2 months, Fault Finder Pro every 3 weeks. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | SmartLoop | Fault Finder Pro |
| --- | --- | --- |
| Price | **Free** | $7.99 |
| Rating | [4.8 (4 ratings)](https://appshunter.io/ios/app/smartloop/id1460952183/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fault-finder-pro/id6785652430/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Size | 36 MB | 20 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Keystone Technologies, LLC](https://appshunter.io/developer/1460952182) | [Richard Johnson](https://appshunter.io/developer/6785652433) |

## What reviewers say

### SmartLoop

[App page](https://appshunter.io/ios/app/smartloop/id1460952183)

Control your home lighting wirelessly with this intuitive app. Set up and manage your lighting ecosystem easily with a suite of controls and sensors for all your needs.

**Highlights:** Wireless lighting control, Intuitive app interface, Lighting ecosystem management, Suite of controls and sensors, Quick setup

**Features:** macOS Compatibility

**In-app purchases:** none


### Fault Finder Pro

[App page](https://appshunter.io/ios/app/fault-finder-pro/id6785652430)

A comprehensive troubleshooting reference for industrial electricians and maintenance technicians. Quickly diagnose common electrical problems with step-by-step guides and a searchable database of fault codes. Includes essential electrical reference tables and calculators.

**Highlights:** Step-by-step fault diagnosis, Searchable fault code database, NEC wire sizing table, Voltage drop calculator, Ohm's Law calculator, Motor nameplate decoder

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartLoop free?

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

### Is Fault Finder Pro free?

Fault Finder Pro costs $7.99, with no in-app purchases.

### Which has better reviews, SmartLoop or Fault Finder Pro?

Fault Finder Pro is rated higher. SmartLoop averages 4.8 out of 5 from 4 ratings, while Fault Finder Pro averages 5.0 from 2 ratings.

### Do SmartLoop or Fault Finder Pro have ads?

Neither SmartLoop nor Fault Finder Pro shows ads.

### Which is updated more often, SmartLoop or Fault Finder Pro?

SmartLoop ships an update every 2 months, and Fault Finder Pro every 3 weeks. Most recently, SmartLoop was updated on November 3, 2026 and Fault Finder Pro on November 6, 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.*