# Oertli Flow vs Fresh Air Control

The clearest difference is update cadence: Fresh Air Control at every 7 months against Oertli Flow's every 34 months. 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.

Oertli Flow ships an update every 34 months, Fresh Air Control every 7 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Oertli Flow | Fresh Air Control |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 7 months** |
| Monetization | — | Free |
| Size | 81 MB | 1 MB |
| Requires iOS | 12.2 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Walter Meier (Klima Schweiz) AG](https://appshunter.io/developer/652844995) | [Windowmaster International AS](https://appshunter.io/developer/1466928639) |

## What reviewers say

### Oertli Flow

[App page](https://appshunter.io/ios/app/oertli-flow/id1400670291)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fresh Air Control

[App page](https://appshunter.io/ios/app/fresh-air-control/id1599510475)

Control motorized windows remotely to regulate your indoor climate. Name individual windows or groups for easy management. Connect to and operate multiple window controllers from a single interface.

**Highlights:** Remote window control, Indoor climate regulation, Control multiple controllers, Name individual windows, Name window groups, Overview and easy control

**In-app purchases:** none


## Frequently asked questions

### Is Oertli Flow free?

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

### Is Fresh Air Control free?

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

### Do Oertli Flow or Fresh Air Control have ads?

Neither Oertli Flow nor Fresh Air Control shows ads.

### Which is updated more often, Oertli Flow or Fresh Air Control?

Oertli Flow ships an update every 34 months, and Fresh Air Control every 7 months. Most recently, Oertli Flow was updated on October 26, 2026 and Fresh Air Control 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.*