Air Watcher vs MultiSens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Air Watcher
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Air Watcher support both old Today Extension and new brand new iOS14 widget, and dark mode! You can long press the new widget and switch between different countries. Air Watcher is committed to be completely free and no ads! Monitor the air quality in the five supported cities in China. The data source is from U.S. Department of State Air Quality Monitoring Program. Support iOS14 new widget! In most of the time, you don't even need to open the app. More features to come!
MultiSens
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.
- 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
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The app is designed to test drive different Machine Condition Monitoring sensors, connect to them and plot the Time Waveform graph and the Vibration Spectrum in Acceleration, dB and Velocity. The app will auto-calibrate to each sensor and provides data acquisition with different sampling rates and number of samples.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Air Watcher | MultiSens |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | — | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 19 MB | 99 MB |
| Age rating | 4+ | 4+ |
| Developer | 旋 刘 | Sens-OS |
In-app purchases
Air Watcher
No in-app purchases
MultiSens
No in-app purchases
