# Air Watcher vs MultiSens

The clearest difference is iOS requirement: Air Watcher at 11.0 against MultiSens's 15.6. 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.

## The numbers

| Metric | Air Watcher | MultiSens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/multisens-1234/id1533837949/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | — | Free |
| Size | 19 MB | 99 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [旋 刘](https://appshunter.io/developer/1178550284) | [Sens-OS](https://appshunter.io/developer/1533837951) |

## What reviewers say

### Air Watcher

[App page](https://appshunter.io/ios/app/air-watcher/id1504433412)

**Features:** macOS Compatibility

**In-app purchases:** none


### MultiSens

[App page](https://appshunter.io/ios/app/multisens-1234/id1533837949)

This application allows users to test various machine condition monitoring sensors. It connects to sensors, displays Time Waveform and Vibration Spectrum graphs, and auto-calibrates for data acquisition.

**Highlights:** Test machine condition monitoring sensors, Connect to sensors, Plot Time Waveform graph, Plot Vibration Spectrum (Acceleration, dB, Velocity), Auto-calibrate to sensors, Data acquisition with adjustable sampling rates and sample counts

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

**In-app purchases:** none


## Frequently asked questions

### Is Air Watcher free?

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

### Is MultiSens free?

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

### Do Air Watcher or MultiSens have ads?

Neither Air Watcher nor MultiSens 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.*