# Vivis vs KWTK

Vivis and KWTK are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Vivis ships an update every 16 months, KWTK every 29 months. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Vivis | KWTK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 16 months** | Every 29 months |
| Size | 3 MB | 3 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thome-Kozmiensky Verlag GmbH](https://appshunter.io/developer/1518194475) | [ZUMMIT GmbH](https://appshunter.io/developer/1517613743) |

## What reviewers say

### Vivis

[App page](https://appshunter.io/ios/app/vivis/id1518194476)

**Features:** macOS Compatibility

**In-app purchases:** none


### KWTK

[App page](https://appshunter.io/ios/app/kwtk/id1587154279)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vivis free?

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

### Is KWTK free?

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

### Do Vivis or KWTK have ads?

Neither Vivis nor KWTK shows ads.

### Which is updated more often, Vivis or KWTK?

Vivis ships an update every 16 months, and KWTK every 29 months. Most recently, Vivis was updated on October 6, 2026 and KWTK on October 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.*