# Sourflow vs Crust Log

The clearest difference is iOS requirement: Sourflow at 15.1 against Crust Log's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Sourflow sells 4 in-app purchases, starting at $0.99 per 7 days and Crust Log sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sourflow ships an update every 5 days, Crust Log weekly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Sourflow | Crust Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Size | 55 MB | 7 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [stefano imparato](https://appshunter.io/developer/1873023395) | [John Jacobsen](https://appshunter.io/developer/599425262) |

## What reviewers say

### Sourflow

[App page](https://appshunter.io/ios/app/sourflow-sourdough-tracker/id6758458552)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $4.99 | per month |
| Yearly | $34.99 | per year |
| Lifetime | $119.00 | one-time |


### Crust Log

[App page](https://appshunter.io/ios/app/crust-log/id6759666686)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Upgrade | $5.99 | one-time |


## Frequently asked questions

### Is Sourflow free?

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

### Is Crust Log free?

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

### Do Sourflow or Crust Log have ads?

Neither Sourflow nor Crust Log shows ads.

### Which is updated more often, Sourflow or Crust Log?

Sourflow ships an update every 5 days, and Crust Log weekly. Most recently, Sourflow was updated on October 25, 2026 and Crust Log on October 31, 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.*