# Machine Defender vs CV

The clearest difference is in-app purchases: Machine Defender at none against CV's 1. Machine Defender also leads on iOS requirement (12.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. CV sells 1 one-off in-app purchase. Machine Defender asks for nothing beyond the download.

## The numbers

| Metric | Machine Defender | CV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/machine-defender/id1496754747/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | — |
| Monetization | Free | — |
| Size | 274 MB | 4 MB |
| Requires iOS | **12.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ACOEM Group](https://appshunter.io/developer/1495816959) | [Victor Hugo Pineda Arizaca](https://appshunter.io/developer/1873501322) |

## What reviewers say

### Machine Defender

[App page](https://appshunter.io/ios/app/machine-defender/id1496754747)

This app, used with a wireless vibration sensor, collects and analyzes vibration data from industrial rotating machinery. It automatically detects faults in components like motors and pumps, providing diagnostic reports and maintenance recommendations.

**Highlights:** Wireless vibration data collection, Automatic fault detection with AI, Machine health assessment, Maintenance recommendations, Report storage and sharing, Cloud platform connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


### CV

[App page](https://appshunter.io/ios/app/cv-unit-converter/id6758536339)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Lifetime Access | $2.99 | one-time |


## Frequently asked questions

### Is Machine Defender free?

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

### Is CV free?

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

### Do Machine Defender or CV have ads?

Neither Machine Defender nor CV shows ads.

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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.*