# Air Guard vs PlasmaGuard

Air Guard and PlasmaGuard are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Air Guard ships an update every 2 months, PlasmaGuard every 3 months. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Air Guard | PlasmaGuard |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 10.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 9 MB | 48 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Helty srl](https://appshunter.io/developer/1562108660) | [Modularis, Inc.](https://appshunter.io/developer/1342363330) |

## What reviewers say

### Air Guard

[App page](https://appshunter.io/ios/app/air-guard/id1444797302)

Manage your Helty VMC systems for optimal indoor air quality and comfort. Monitor humidity and pollutant levels in each room. Enjoy intuitive control over air exchange with just one touch.

**Highlights:** Integrated VMC system management, Room-specific air exchange control, Real-time air quality monitoring, Humidity and pollutant level display, Intuitive touch interface

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

**In-app purchases:** none


### PlasmaGuard

[App page](https://appshunter.io/ios/app/plasmaguard/id1609343849)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Air Guard free?

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

### Is PlasmaGuard free?

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

### Do Air Guard or PlasmaGuard have ads?

Neither Air Guard nor PlasmaGuard shows ads.

### Which is updated more often, Air Guard or PlasmaGuard?

Air Guard ships an update every 2 months, and PlasmaGuard every 3 months. Most recently, Air Guard was updated on October 21, 2026 and PlasmaGuard on October 9, 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.*