# FermentFlow vs FermentBuddy

The clearest difference is in-app purchases: FermentFlow at none against FermentBuddy's 3. FermentFlow also leads on update cadence (every 3 days vs weekly). FermentBuddy's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. FermentBuddy sells 3 in-app purchases, starting at $3.99 per month. FermentFlow asks for nothing beyond the download.

FermentFlow ships an update every 3 days, FermentBuddy weekly. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | FermentFlow | FermentBuddy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fermentbuddy/id6759010581/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | — | Freemium |
| Size | 203 MB | 103 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kyle Taborski](https://appshunter.io/developer/1788807316) | [Light Works Studio, LLC](https://appshunter.io/developer/1764126050) |

## What reviewers say

### FermentFlow

[App page](https://appshunter.io/ios/app/fermentflow/id6740185559)

**Features:** macOS Compatibility

**In-app purchases:** none


### FermentBuddy

[App page](https://appshunter.io/ios/app/fermentbuddy/id6759010581)

This kitchen companion helps you track and manage all your fermentation projects, from sourdough starters to kombucha. It provides smart timers, guided workflows, and troubleshooting assistance to ensure successful ferments. Document your progress with notes and photos, and access your data offline.

**Highlights:** Track multiple ferment types, Smart recurring reminders, Guided step-by-step workflows, Troubleshooting diagnostic system, Log ingredients, notes, and photos, Home screen widgets, Offline functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FermentBuddy Pro (Monthly) | $3.99 | per month |
| FermentBuddy Pro (Annual) | $34.99 | per year |
| FermentBuddy Pro (Lifetime) | $39.99 | one-time |


## Frequently asked questions

### Is FermentFlow free?

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

### Is FermentBuddy free?

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

### Do FermentFlow or FermentBuddy have ads?

Neither FermentFlow nor FermentBuddy shows ads.

### Which is updated more often, FermentFlow or FermentBuddy?

FermentFlow ships an update every 3 days, and FermentBuddy weekly. Most recently, FermentFlow was updated on October 3, 2026 and FermentBuddy on October 1, 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.*