# PRO.4 SZO vs DA Manager

The clearest difference is iOS requirement: PRO.4 SZO at 15.1 against DA Manager's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 11, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | PRO.4 SZO | DA Manager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 37 MB | 64 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pro-Bit PRO.4 d.o.o.](https://appshunter.io/developer/1071235078) | [NLB Car&Go d.o.o.](https://appshunter.io/developer/1830177299) |

## What reviewers say

### PRO.4 SZO

[App page](https://appshunter.io/ios/app/pro4-szo/id1597100696)

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

**In-app purchases:** none


### DA Manager

[App page](https://appshunter.io/ios/app/da-manager/id6749908202)

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

**In-app purchases:** none


## Frequently asked questions

### Is PRO.4 SZO free?

PRO.4 SZO is free to download, with no in-app purchases.

### Is DA Manager free?

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

### Do PRO.4 SZO or DA Manager have ads?

Neither PRO.4 SZO nor DA Manager shows ads.

### Which is updated more often, PRO.4 SZO or DA Manager?

PRO.4 SZO ships an update every 6 weeks, and DA Manager every 6 weeks. Most recently, PRO.4 SZO was updated on October 11, 2026 and DA Manager on October 13, 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.*