# Wireless Power Reader vs Machine Defender

The clearest difference is device support: Machine Defender at 3 against Wireless Power Reader's 1. Wireless Power Reader's advantage is iOS requirement (9.0 vs 12.1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Wireless Power Reader ships an update every 7 months, Machine Defender every 8 months. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Wireless Power Reader | Machine Defender |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 8 months |
| Monetization | — | Free |
| Size | 11 MB | 274 MB |
| Requires iOS | **9.0** | 12.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Motionics LLC](https://appshunter.io/developer/424498959) | [ACOEM Group](https://appshunter.io/developer/1495816959) |

## What reviewers say

### Wireless Power Reader

[App page](https://appshunter.io/ios/app/wireless-power-reader/id916611850)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Wireless Power Reader free?

Wireless Power Reader is free to download, with no in-app purchases.

### Is Machine Defender free?

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

### Do Wireless Power Reader or Machine Defender have ads?

Neither Wireless Power Reader nor Machine Defender shows ads.

### Which is updated more often, Wireless Power Reader or Machine Defender?

Wireless Power Reader ships an update every 7 months, and Machine Defender every 8 months. Most recently, Wireless Power Reader was updated on October 2, 2026 and Machine Defender on September 28, 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.*