# Tummy Tracker vs Sourdough Baker AI

The clearest difference is in-app purchases: Tummy Tracker at none against Sourdough Baker AI's 2. Tummy Tracker also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Sourdough Baker AI sells 2 in-app purchases, starting at $4.99 per month. Tummy Tracker asks for nothing beyond the download.

Tummy Tracker ships an update every 5 months, Sourdough Baker AI every 6 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Tummy Tracker | Sourdough Baker AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 6 months |
| Size | 18 MB | 56 MB |
| Requires iOS | **13.4** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krzysztof Kwietniewski](https://appshunter.io/developer/1689937750) | [Aaron Shechet](https://appshunter.io/developer/1747777120) |

## What reviewers say

### Tummy Tracker

[App page](https://appshunter.io/ios/app/tummy-tracker/id6478176513)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sourdough Baker AI

[App page](https://appshunter.io/ios/app/sourdough-baker-ai/id6503015809)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly: $5 | $4.99 | per month |
| Annual: $25 | $24.99 | per year |


## Frequently asked questions

### Is Tummy Tracker free?

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

### Is Sourdough Baker AI free?

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

### Do Tummy Tracker or Sourdough Baker AI have ads?

Sourdough Baker AI shows ads; Tummy Tracker does not.

### Which is updated more often, Tummy Tracker or Sourdough Baker AI?

Tummy Tracker ships an update every 5 months, and Sourdough Baker AI every 6 months. Most recently, Tummy Tracker was updated on October 25, 2026 and Sourdough Baker AI on October 25, 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.*