# Auto1 vs SAFEAIR AQM

The clearest difference is update cadence: Auto1 at monthly against SAFEAIR AQM's every 3 months. SAFEAIR AQM's advantage is iOS requirement (13.4 vs 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.

Auto1 ships an update monthly, SAFEAIR AQM every 3 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Auto1 | SAFEAIR AQM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 44 MB | 21 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CENTRAL Group](https://appshunter.io/developer/1294969369) | [TRACE TECHNOLOGIES PTE. LTD.](https://appshunter.io/developer/1569595469) |

## What reviewers say

### Auto1

[App page](https://appshunter.io/ios/app/auto1/id6463622051)

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

**In-app purchases:** none


### SAFEAIR AQM

[App page](https://appshunter.io/ios/app/safeair-aqm/id6504995477)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Auto1 free?

Auto1 is free to download, with no in-app purchases.

### Is SAFEAIR AQM free?

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

### Do Auto1 or SAFEAIR AQM have ads?

Neither Auto1 nor SAFEAIR AQM shows ads.

### Which is updated more often, Auto1 or SAFEAIR AQM?

Auto1 ships an update monthly, and SAFEAIR AQM every 3 months. Most recently, Auto1 was updated on October 25, 2026 and SAFEAIR AQM on October 25, 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.*