# pro vs dia·link

The clearest difference is device support: pro at 3 against dia·link's —. dia·link's advantage is iOS requirement (11.0 vs 13.0). On price 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.

## The numbers

| Metric | pro | dia·link |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 4 months | — |
| Size | 10 MB | 45 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 12+ |
| Developer | [Lenox UG (haftungsbeschrankt)](https://appshunter.io/developer/1580201315) | [Rogator AG](https://appshunter.io/developer/500558018) |

## What reviewers say

### pro

[App page](https://appshunter.io/ios/app/pro-mental/id1663778662)

**Features:** macOS Compatibility

**In-app purchases:** none


### dia·link

[App page](https://appshunter.io/ios/app/dialink/id6443580008)

**In-app purchases:** none


## Frequently asked questions

### Is pro free?

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

### Is dia·link free?

dia·link is free to download, with no in-app purchases.

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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.*