# Fermentis vs iBru

The clearest difference is rating: iBru at 4.0 against Fermentis's 2.1. iBru also leads on update cadence (weekly vs every 6 weeks) and review sentiment (25% vs 16%). Fermentis's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. iBru sells 1 one-off in-app purchase. Fermentis asks for nothing beyond the download.

iBru holds the better App Store score, 4.0 against 2.1. Both are backed by a comparable volume of ratings — 14 and 5 respectively. Written reviews point the same way: 16% of Fermentis's written reviews are positive against 25% of iBru's.

Fermentis ships an update every 6 weeks, iBru weekly. The most recent releases landed on October 5, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Fermentis | iBru |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (14 ratings)](https://appshunter.io/ios/app/fermentis/id1403381516/reviews) | **[4.0 (5 ratings)](https://appshunter.io/ios/app/ibru/id1550959672/reviews)** |
| Number of ratings | **14** | 5 |
| Positive reviews | 15.8% of reviews | **25.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 3 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 17+ |
| Developer | [SOCIETE INDUSTRIELLE LESAFFRE](https://appshunter.io/developer/1284863866) | [Lucas Desouza](https://appshunter.io/developer/1282836943) |

## What reviewers say

### Fermentis

[App page](https://appshunter.io/ios/app/fermentis/id1403381516)

Explore the world of fermentation with this app. Discover a wide range of fermentation solutions and products. Stay updated on the latest news and launches, and utilize fermentation tools to select the ideal yeast for your projects.

**Highlights:** Discover fermentation solutions, Find products easily, Latest news and launches, Fermentation tools, Choose the right yeast

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

**In-app purchases:** none


### iBru

[App page](https://appshunter.io/ios/app/ibru/id1550959672)

Manage your homebrewed beverages, from beer to wine. Track specific gravity and calculate alcohol content to determine readiness. Your brewing data syncs seamlessly across Apple devices.

**Highlights:** Manage homebrew recipes, Track specific gravity, Calculate ABV, Sync across iOS and macOS, Record brew details

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iBru Pro | $1.99 | one-time |


## Frequently asked questions

### Is Fermentis free?

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

### Is iBru free?

iBru is free to download, with in-app purchases available.

### Which has better reviews, Fermentis or iBru?

iBru is rated higher. Fermentis averages 2.1 out of 5 from 14 ratings, while iBru averages 4.0 from 5 ratings.

### Do Fermentis or iBru have ads?

Neither Fermentis nor iBru shows ads.

### Which is updated more often, Fermentis or iBru?

Fermentis ships an update every 6 weeks, and iBru weekly. Most recently, Fermentis was updated on October 5, 2026 and iBru on September 16, 2026.

---

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