# Sharp Air vs Seruna

The clearest difference is in-app purchases: Sharp Air at none against Seruna's 2. Sharp Air also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). Seruna's advantage is update cadence (every 5 weeks vs every 6 months). On price and ads there is nothing between them.

Both are free to download. Seruna sells 2 in-app purchases, starting at $3.99 per month. Sharp Air asks for nothing beyond the download.

Sharp Air ships an update every 6 months, Seruna every 5 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Sharp Air | Seruna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (23 ratings)](https://appshunter.io/ios/app/sharp-air/id1489138410/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 9.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 62 MB | 65 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Sharp Corporation](https://appshunter.io/developer/454644836) | [Chih-Hao Chen](https://appshunter.io/developer/618207820) |

## 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


### Seruna

[App page](https://appshunter.io/ios/app/seruna/id6773378572)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Seruna+ Monthly | $3.99 | per month |
| Seruna+ Yearly | $34.99 | per year |


## Frequently asked questions

### Is Sharp Air free?

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

### Is Seruna free?

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

### Do Sharp Air or Seruna have ads?

Neither Sharp Air nor Seruna shows ads.

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

Sharp Air ships an update every 6 months, and Seruna every 5 weeks. Most recently, Sharp Air was updated on November 3, 2026 and Seruna on November 5, 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.*