# Dok32 vs Sour

The clearest difference is in-app purchases: Dok32 at none against Sour's 2. Dok32 also leads on iOS requirement (12.0 vs 15.0). Sour's advantage is device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. Sour sells 2 in-app purchases, starting at $8.99 per month. Dok32 asks for nothing beyond the download.

Dok32 ships an update every 6 weeks, Sour every 3 weeks. The most recent releases landed on June 6, 2026 and August 22, 2026 respectively.

## The numbers

| Metric | Dok32 | Sour |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 84 MB | 52 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [IT Flakes FZ LLC](https://appshunter.io/developer/513905086) | [Bartolomeo Steccanella](https://appshunter.io/developer/6775868763) |

## What reviewers say

### Dok32

[App page](https://appshunter.io/ios/app/dok32/id990203698)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sour

[App page](https://appshunter.io/ios/app/sour-quit-sugar-tracker/id6775868761)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sour Premium Monthly | $8.99 | per month |
| Sour Premium Yearly | $44.99 | per year |


## Frequently asked questions

### Is Dok32 free?

Dok32 is free to download, with no in-app purchases.

### Is Sour free?

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

### Do Dok32 or Sour have ads?

Neither Dok32 nor Sour shows ads.

### Which is updated more often, Dok32 or Sour?

Dok32 ships an update every 6 weeks, and Sour every 3 weeks. Most recently, Dok32 was updated on June 6, 2026 and Sour on August 22, 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.*