# Sharp Air vs PrimoAire

The clearest difference is review sentiment: PrimoAire at 100% against Sharp Air's 10%. PrimoAire also leads on rating (5.0 vs 1.9). Sharp Air's advantage is ratings volume (23 vs 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.

PrimoAire holds the better App Store score, 5.0 against 1.9. That said, the two scores are not equally well evidenced: Sharp Air has 23 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 10% of Sharp Air's written reviews are positive against 100% of PrimoAire's.

Sharp Air ships an update every 7 months, PrimoAire every 9 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Sharp Air | PrimoAire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (23 ratings)](https://appshunter.io/ios/app/sharp-air/id1489138410/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/primoaire/id1636626001/reviews)** |
| Number of ratings | **23** | 1 |
| Positive reviews | 9.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 105 MB | 33 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Sharp Corporation](https://appshunter.io/developer/454644836) | [PrimoAire LLC](https://appshunter.io/developer/1636626003) |

## What reviewers say

### Sharp Air

[App page](https://appshunter.io/ios/app/sharp-air/id1489138410)

Control your Wi-Fi enabled Sharp air purifier and air conditioner remotely. Monitor air quality, track energy consumption, and manage schedules from your mobile device. Receive alerts for filter replacement and optimize performance with smart features.

**Highlights:** Remote power ON/OFF, Set weekly schedules, Monitor air quality in real-time, Track electric consumption, Filter life alerts, Auto Presence ON/OFF, Sharp Cloud optimization

**In-app purchases:** none


### PrimoAire

[App page](https://appshunter.io/ios/app/primoaire/id1636626001)

Monitor your home's air quality in real-time with this app. Track changes and control connected devices to improve your indoor environment.

**Highlights:** Real-time air quality tracking, Control third-party devices, Monitor home air quality, Improve indoor environment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sharp Air free?

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

### Is PrimoAire free?

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

### Which has better reviews, Sharp Air or PrimoAire?

PrimoAire is rated higher. Sharp Air averages 1.9 out of 5 from 23 ratings, while PrimoAire averages 5.0 from 1 ratings.

### Do Sharp Air or PrimoAire have ads?

Neither Sharp Air nor PrimoAire shows ads.

### Which is updated more often, Sharp Air or PrimoAire?

Sharp Air ships an update every 7 months, and PrimoAire every 9 months. Most recently, Sharp Air was updated on October 16, 2026 and PrimoAire on October 7, 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.*