# Sourdough Starter vs Sourdough Bread Timer

The clearest difference is update cadence: Sourdough Starter at every 3 days against Sourdough Bread Timer's every 8 days. Sourdough Starter also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sourdough Starter sells 2 in-app purchases, starting at $4.49 per month and Sourdough Bread Timer sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Sourdough Starter ships an update every 3 days, Sourdough Bread Timer every 8 days. Both last shipped on November 6, 2026.

## The numbers

| Metric | Sourdough Starter | Sourdough Bread Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sourdough-starter-fermento/id6807519703/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 days |
| Monetization | Freemium | — |
| Size | 16 MB | 8 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jonas Polenz](https://appshunter.io/developer/6792573374) | [YI SHIH LIU](https://appshunter.io/developer/1793695638) |

## What reviewers say

### Sourdough Starter

[App page](https://appshunter.io/ios/app/sourdough-starter-fermento/id6807519703)

This app helps you track and care for your sourdough starter and other ferments. It uses your phone's camera to analyze your starter's progress and provides personalized feeding schedules and troubleshooting advice. It also includes recipes and calculators for various fermented foods.

**Highlights:** Camera-based starter analysis, Personalized feeding schedules, Troubleshooting for ferment issues, Recipes for starter and other ferments, Ferment tracking for multiple types, Bake planning and calculators, Voice and widget controls

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FermentoPlusMonthly | $4.49 | per month |
| Fermento Yearly | $35.99 | per year |


### Sourdough Bread Timer

[App page](https://appshunter.io/ios/app/sourdough-bread-timer-levain/id6812950497)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly: Unlimited Journal | $3.99 | per month |
| Pro Yearly: Unlimited Recipes | $15.99 | per year |
| Pro Lifetime: Unlimited Bakes | $29.99 | one-time |


## Frequently asked questions

### Is Sourdough Starter free?

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

### Is Sourdough Bread Timer free?

Sourdough Bread Timer is free to download, with in-app purchases available.

### Do Sourdough Starter or Sourdough Bread Timer have ads?

Neither Sourdough Starter nor Sourdough Bread Timer shows ads.

### Which is updated more often, Sourdough Starter or Sourdough Bread Timer?

Sourdough Starter ships an update every 3 days, and Sourdough Bread Timer every 8 days. Most recently, Sourdough Starter was updated on November 6, 2026 and Sourdough Bread Timer on November 6, 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.*