# Fermentation Journal vs Ferment

The clearest difference is ads: Fermentation Journal at none against Ferment's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Fermentation Journal sells 5 in-app purchases, starting at $3.99 per 7 days and Ferment sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Fermentation Journal ships an update monthly, Ferment every 6 weeks. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Fermentation Journal | Ferment |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 109 MB | 34 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Drobinin Limited](https://appshunter.io/developer/1713029153) | [Rytis U](https://appshunter.io/developer/1890914933) |

## What reviewers say

### Fermentation Journal

[App page](https://appshunter.io/ios/app/fermentation-journal-fermento/id6470132496)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Culture Pro Weekly | $3.99 | per 7 days |
| Culture & Probiotic Pro | $7.99 | per month |
| Culture & Probiotic Pro | $59.99 | per year |
| HACCP Safety Compliance Pro | $179.99 | per year |
| Lifetime (Personal) | $199.99 | one-time |


### Ferment

[App page](https://appshunter.io/ios/app/ferment-fermentation-tracker/id6761690636)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ferment Premium | $7.99 | per month |
| Ferment Premium | $49.99 | per year |


## Frequently asked questions

### Is Fermentation Journal free?

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

### Is Ferment free?

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

### Do Fermentation Journal or Ferment have ads?

Ferment shows ads; Fermentation Journal does not.

### Which is updated more often, Fermentation Journal or Ferment?

Fermentation Journal ships an update monthly, and Ferment every 6 weeks. Most recently, Fermentation Journal was updated on October 17, 2026 and Ferment on October 8, 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.*