# Motor Noise Analyzer vs EngineScan AI

The clearest difference is rating: Motor Noise Analyzer at 5.0 against EngineScan AI's 4.3. Motor Noise Analyzer also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). EngineScan AI's advantage is ratings volume (4 vs 1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Motor Noise Analyzer sells 7 one-off in-app purchases and EngineScan AI sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Motor Noise Analyzer holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Motor Noise Analyzer ships an update every 4 weeks, EngineScan AI every 3 weeks. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Motor Noise Analyzer | EngineScan AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/motor-noise-analyzer/id6478658028/reviews)** | [4.3 (4 ratings)](https://appshunter.io/ios/app/enginescan-ai/id6760994345/reviews) |
| Number of ratings | 1 | **4** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 39 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Hangzhou Maxwell Network Technology Co., Ltd](https://appshunter.io/developer/1639279827) | [Fuat yahsi](https://appshunter.io/developer/1887186309) |

## What reviewers say

### Motor Noise Analyzer

[App page](https://appshunter.io/ios/app/motor-noise-analyzer/id6478658028)

This application uses intelligent algorithms and motor engineering knowledge to acquire data, analyze components, and pinpoint noise sources in motors. It provides real-time waterfall and spectrum diagrams, automatically identifying noise frequencies, intensity, order, and sources. Users can generate professional diagnostic reports to enhance motor troubleshooting efficiency and accuracy.

**Highlights:** Intelligent noise data acquisition, Component analysis, Noise source localization, Real-time waterfall and spectrum diagrams, Automatic noise labeling, One-click diagnostic report generation

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Experience Package | $10.00 | one-time |
| Monthly Card 50% Off Activity | $55.90 | one-time |
| Monthly Card | $122.99 | one-time |
| Season Card 50% Off Activity | $139.00 | one-time |
| Season Card | $279.00 | one-time |
| 50% off annual card promotion | $364.99 | one-time |
| Annual Card | $729.00 | one-time |


### EngineScan AI

[App page](https://appshunter.io/ios/app/enginescan-ai/id6760994345)

Analyze your vehicle's engine health by recording its sound. This AI-powered tool provides a basic diagnosis and can unlock deeper repair insights with an optional premium report. It also helps manage vehicle maintenance and find service locations.

**Highlights:** AI engine sound analysis, Basic diagnosis with rewarded ads, Unlockable Premium Report, Scan history, Vehicle maintenance reminders, Find nearby service locations, Shareable PDF reports

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Report | $2.99 | one-time |


## Frequently asked questions

### Is Motor Noise Analyzer free?

Motor Noise Analyzer is free to download, with in-app purchases available.

### Is EngineScan AI free?

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

### Which has better reviews, Motor Noise Analyzer or EngineScan AI?

Motor Noise Analyzer is rated higher. Motor Noise Analyzer averages 5.0 out of 5 from 1 ratings, while EngineScan AI averages 4.3 from 4 ratings.

### Do Motor Noise Analyzer or EngineScan AI have ads?

EngineScan AI shows ads; Motor Noise Analyzer does not.

### Which is updated more often, Motor Noise Analyzer or EngineScan AI?

Motor Noise Analyzer ships an update every 4 weeks, and EngineScan AI every 3 weeks. Most recently, Motor Noise Analyzer was updated on November 12, 2026 and EngineScan AI on November 5, 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.*