# Electrical Troubleshooter vs PLC Pro

The clearest difference is price: Electrical Troubleshooter at Free against PLC Pro's $9.99. PLC Pro's advantage is update cadence (every 8 days vs every 4 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Electrical Troubleshooter is free to download; PLC Pro costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Electrical Troubleshooter ships an update every 4 months, PLC Pro every 8 days. The most recent releases landed on November 2, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Electrical Troubleshooter | PLC Pro |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[3.5 (13 ratings)](https://appshunter.io/ios/app/electrical-troubleshooter/id1345925300/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 14 MB | 59 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David White](https://appshunter.io/developer/911163945) | [James Johnson](https://appshunter.io/developer/1861867738) |

## What reviewers say

### Electrical Troubleshooter

[App page](https://appshunter.io/ios/app/electrical-troubleshooter/id1345925300)

Learn electrical troubleshooting skills using a virtual voltmeter. Solve circuit problems with the fewest tries and shortest time to earn a "5 Star Troubleshooter" certification.

**Highlights:** Voltmeter simulation for electrical troubleshooting, Ten circuits per game, Circuit types: Open, Short, No Problem, Minimize tries and time to solve, Earn "5 Star Troubleshooter" certification

**Features:** macOS Compatibility

**In-app purchases:** none


### PLC Pro

[App page](https://appshunter.io/ios/app/plc-pro/id6757437125)

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Troubleshooter free?

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

### Is PLC Pro free?

PLC Pro costs $9.99, with no in-app purchases.

### Do Electrical Troubleshooter or PLC Pro have ads?

Neither Electrical Troubleshooter nor PLC Pro shows ads.

### Which is updated more often, Electrical Troubleshooter or PLC Pro?

Electrical Troubleshooter ships an update every 4 months, and PLC Pro every 8 days. Most recently, Electrical Troubleshooter was updated on November 2, 2026 and PLC Pro on November 9, 2026.

---

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