# CoopDozza vs S4U

The clearest difference is in-app purchases: CoopDozza at none against S4U's 1. S4U's advantage is update cadence (every 2 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. S4U sells 1 one-off in-app purchase. CoopDozza asks for nothing beyond the download.

CoopDozza ships an update every 2 months, S4U every 2 days. The most recent releases landed on September 13, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | CoopDozza | S4U |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 18 MB | 118 MB |
| Requires iOS | **13.0** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Xgroup srl](https://appshunter.io/developer/1190334689) | [Security for You](https://appshunter.io/developer/1880089873) |

## What reviewers say

### CoopDozza

[App page](https://appshunter.io/ios/app/coopdozza/id1532913668)

**Features:** macOS Compatibility

**In-app purchases:** none


### S4U

[App page](https://appshunter.io/ios/app/s4u-security-4-you/id6759669935)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| no_ads_lifetime | $3.99 | one-time |


## Frequently asked questions

### Is CoopDozza free?

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

### Is S4U free?

S4U is free to download, with in-app purchases available.

### Do CoopDozza or S4U have ads?

Neither CoopDozza nor S4U shows ads.

### Which is updated more often, CoopDozza or S4U?

CoopDozza ships an update every 2 months, and S4U every 2 days. Most recently, CoopDozza was updated on September 13, 2026 and S4U on September 9, 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.*