# Motor Noise Analyzer vs VEICHI数字化

The clearest difference is in-app purchases: VEICHI数字化 at none against Motor Noise Analyzer's 7. VEICHI数字化 also leads on update cadence (every 4 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Motor Noise Analyzer sells 7 one-off in-app purchases. VEICHI数字化 asks for nothing beyond the download.

Motor Noise Analyzer ships an update every 4 weeks, VEICHI数字化 every 4 days. The most recent releases landed on October 27, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Motor Noise Analyzer | VEICHI数字化 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/motor-noise-analyzer/id6478658028/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 23 MB | 46 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Hangzhou Maxwell Network Technology Co., Ltd](https://appshunter.io/developer/1639279827) | [苏州伟创电气科技股份有限公司](https://appshunter.io/developer/1477781102) |

## 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 |


### VEICHI数字化

[App page](https://appshunter.io/ios/app/veichi/id6737673193)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Motor Noise Analyzer free?

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

### Is VEICHI数字化 free?

VEICHI数字化 is free to download, with no in-app purchases.

### Do Motor Noise Analyzer or VEICHI数字化 have ads?

Neither Motor Noise Analyzer nor VEICHI数字化 shows ads.

### Which is updated more often, Motor Noise Analyzer or VEICHI数字化?

Motor Noise Analyzer ships an update every 4 weeks, and VEICHI数字化 every 4 days. Most recently, Motor Noise Analyzer was updated on October 27, 2026 and VEICHI数字化 on October 19, 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.*