# Polytropic vs Direct Cheminée Biomotion

The clearest difference is update cadence: Polytropic at every 3 weeks against Direct Cheminée Biomotion's every 7 months. Polytropic also leads on device support (3 vs 1) and iOS requirement (14.2 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

Polytropic ships an update every 3 weeks, Direct Cheminée Biomotion every 7 months. The most recent releases landed on October 23, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Polytropic | Direct Cheminée Biomotion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/polytropic/id1613713279/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 4.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Free | — |
| Size | 251 MB | 38 MB |
| Requires iOS | **14.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Polytropic](https://appshunter.io/developer/1613713281) | [BOUMATI MATHIEU](https://appshunter.io/developer/1589788696) |

## What reviewers say

### Polytropic

[App page](https://appshunter.io/ios/app/polytropic/id1613713279)

This app provides secure remote management for heat pumps, enabling supervision, preventive maintenance, and easy adjustments. It offers an intuitive interface for monitoring machine status, temperatures, and operating modes, with data stored for five years.

**Highlights:** Secure remote heat pump management, Preventive maintenance and diagnostics, Remote parameter adjustment and optimization, Real-time status monitoring, Error code feedback and proactive service, Data storage for 5 years, Remote water treatment management

**Features:** Vision Pro support

**In-app purchases:** none


### Direct Cheminée Biomotion

[App page](https://appshunter.io/ios/app/direct-cheminee-biomotion/id6749002525)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Polytropic free?

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

### Is Direct Cheminée Biomotion free?

Direct Cheminée Biomotion is free to download, with no in-app purchases.

### Do Polytropic or Direct Cheminée Biomotion have ads?

Neither Polytropic nor Direct Cheminée Biomotion shows ads.

### Which is updated more often, Polytropic or Direct Cheminée Biomotion?

Polytropic ships an update every 3 weeks, and Direct Cheminée Biomotion every 7 months. Most recently, Polytropic was updated on October 23, 2026 and Direct Cheminée Biomotion on October 6, 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.*