# Direct Cheminée Biotech vs Mon Eau Vivaïgo

The clearest difference is update cadence: Mon Eau Vivaïgo at fortnightly against Direct Cheminée Biotech's every 26 months. Mon Eau Vivaïgo also leads on iOS requirement (13.0 vs 15.0). 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.

Direct Cheminée Biotech ships an update every 26 months, Mon Eau Vivaïgo fortnightly. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Direct Cheminée Biotech | Mon Eau Vivaïgo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Fortnightly** |
| Size | 18 MB | 25 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BOUMATI MATHIEU](https://appshunter.io/developer/1589788696) | [Cap6](https://appshunter.io/developer/725550509) |

## What reviewers say

### Direct Cheminée Biotech

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Mon Eau Vivaïgo

[App page](https://appshunter.io/ios/app/mon-eau-vivaigo/id6741062091)

**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 Mon Eau Vivaïgo free?

Mon Eau Vivaïgo is free to download, with no in-app purchases.

### Do Direct Cheminée Biotech or Mon Eau Vivaïgo have ads?

Neither Direct Cheminée Biotech nor Mon Eau Vivaïgo shows ads.

### Which is updated more often, Direct Cheminée Biotech or Mon Eau Vivaïgo?

Direct Cheminée Biotech ships an update every 26 months, and Mon Eau Vivaïgo fortnightly. Most recently, Direct Cheminée Biotech was updated on October 6, 2026 and Mon Eau Vivaïgo on October 15, 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.*