# Electrical Troubleshooter vs SpotLink

The clearest difference is update cadence: SpotLink at daily against Electrical Troubleshooter's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Electrical Troubleshooter ships an update every 4 months, SpotLink daily. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Electrical Troubleshooter | SpotLink |
| --- | --- | --- |
| Price | Free | Free |
| 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 | **Daily** |
| Monetization | Free | — |
| Size | 14 MB | 60 MB |
| Requires iOS | 14.0 | 14 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David White](https://appshunter.io/developer/911163945) | [MIZI TECHNOLOGY LIMITED](https://appshunter.io/developer/1801420646) |

## 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


### SpotLink

[App page](https://appshunter.io/ios/app/spotlink/id6743111855)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Troubleshooter free?

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

### Is SpotLink free?

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

### Do Electrical Troubleshooter or SpotLink have ads?

Neither Electrical Troubleshooter nor SpotLink shows ads.

### Which is updated more often, Electrical Troubleshooter or SpotLink?

Electrical Troubleshooter ships an update every 4 months, and SpotLink daily. Most recently, Electrical Troubleshooter was updated on November 2, 2026 and SpotLink on October 30, 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.*