# Rehau Smart Ventilation System vs FlipFit

The clearest difference is in-app purchases: FlipFit at none against Rehau Smart Ventilation System's 8. Rehau Smart Ventilation System's advantage is update cadence (every 4 months vs every 26 months) and iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Rehau Smart Ventilation System sells 8 one-off in-app purchases. FlipFit asks for nothing beyond the download.

Rehau Smart Ventilation System ships an update every 4 months, FlipFit every 26 months. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Rehau Smart Ventilation System | FlipFit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 26 months |
| Size | 131 MB | 31 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rema](https://appshunter.io/developer/1477484822) | [FLIPFIT LTD](https://appshunter.io/developer/1601251147) |

## What reviewers say

### Rehau Smart Ventilation System

[App page](https://appshunter.io/ios/app/rehau-smart-ventilation-system/id1556417366)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Sim Card Package | $1.99 | one-time |
| 6 VIEWERS PACK 1 YEAR | $9.99 | one-time |
| 1 Year Sim Card Package | $12.99 | one-time |
| 10 VIEWER PACKS | $13.99 | one-time |
| 3 ADMIN 3 VIEWER + USER 1 YEAR | $13.99 | one-time |
| 6 ADMIN PACKAGES 1 YEAR | $15.99 | one-time |
| 2 Year Sim Card Package | $17.99 | one-time |
| 10 ADMIN PACKS | $20.99 | one-time |


### FlipFit

[App page](https://appshunter.io/ios/app/flipfit/id1601251055)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rehau Smart Ventilation System free?

Rehau Smart Ventilation System is free to download, with in-app purchases available.

### Is FlipFit free?

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

### Do Rehau Smart Ventilation System or FlipFit have ads?

Neither Rehau Smart Ventilation System nor FlipFit shows ads.

### Which is updated more often, Rehau Smart Ventilation System or FlipFit?

Rehau Smart Ventilation System ships an update every 4 months, and FlipFit every 26 months. Most recently, Rehau Smart Ventilation System was updated on October 25, 2026 and FlipFit on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*