# WattApp vs KNX Programming VRTALENTS

The clearest difference is iOS requirement: WattApp at 12.0 against KNX Programming VRTALENTS's 15.0. On price, ads, in-app purchases and device support 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 | WattApp | KNX Programming VRTALENTS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 1.3 GB | 286 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [b.ReX GmbH](https://appshunter.io/developer/1376474990) | [ETS DIDACTIC GMBH](https://appshunter.io/developer/1209946511) |

## What reviewers say

### WattApp

[App page](https://appshunter.io/ios/app/wattapp/id1621671914)

**Features:** macOS Compatibility

**In-app purchases:** none


### KNX Programming VRTALENTS

[App page](https://appshunter.io/ios/app/knx-programming-vrtalents/id6800746207)

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

**In-app purchases:** none


## Frequently asked questions

### Is WattApp free?

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

### Is KNX Programming VRTALENTS free?

KNX Programming VRTALENTS is free to download, with no in-app purchases.

### Do WattApp or KNX Programming VRTALENTS have ads?

Neither WattApp nor KNX Programming VRTALENTS shows ads.

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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.*