# airoc+ vs Quatra

The clearest difference is update cadence: airoc+ at monthly against Quatra's every 4 months. Quatra's advantage is iOS requirement (9.1 vs 14.0). 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.

airoc+ ships an update monthly, Quatra every 4 months. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | airoc+ | Quatra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Size | 71 MB | 1 MB |
| Requires iOS | 14.0 | **9.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MobileMarketResearch](https://appshunter.io/developer/1441697948) | [Esign](https://appshunter.io/developer/1172835025) |

## What reviewers say

### airoc+

[App page](https://appshunter.io/ios/app/airoc-plus/id1091184044)

**In-app purchases:** none


### Quatra

[App page](https://appshunter.io/ios/app/quatra/id1172835026)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is airoc+ free?

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

### Is Quatra free?

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

### Do airoc+ or Quatra have ads?

Neither airoc+ nor Quatra shows ads.

### Which is updated more often, airoc+ or Quatra?

airoc+ ships an update monthly, and Quatra every 4 months. Most recently, airoc+ was updated on October 8, 2026 and Quatra on October 24, 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.*