# Direct Cheminée Biotech vs Risco

The clearest difference is update cadence: Direct Cheminée Biotech at every 26 months against Risco's every 54 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.

Direct Cheminée Biotech ships an update every 26 months, Risco every 54 months. The most recent releases landed on September 19, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Direct Cheminée Biotech | Risco |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 26 months** | Every 54 months |
| Size | 18 MB | 19 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BOUMATI MATHIEU](https://appshunter.io/developer/1589788696) | [RTE Reseau de transport d'electricite](https://appshunter.io/developer/424593996) |

## What reviewers say

### Direct Cheminée Biotech

[App page](https://appshunter.io/ios/app/direct-cheminee-biotech/id1589788694)

**Features:** macOS Compatibility

**In-app purchases:** none


### Risco

[App page](https://appshunter.io/ios/app/risco/id1609051754)

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

**In-app purchases:** none


## Frequently asked questions

### Is Direct Cheminée Biotech free?

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

### Is Risco free?

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

### Do Direct Cheminée Biotech or Risco have ads?

Neither Direct Cheminée Biotech nor Risco shows ads.

### Which is updated more often, Direct Cheminée Biotech or Risco?

Direct Cheminée Biotech ships an update every 26 months, and Risco every 54 months. Most recently, Direct Cheminée Biotech was updated on September 19, 2026 and Risco on September 29, 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.*