# ShadowPlayKA vs SADISS Client

The clearest difference is update cadence: SADISS Client at every 2 weeks against ShadowPlayKA's every 25 months. ShadowPlayKA's advantage is iOS requirement (13.0 vs 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.

ShadowPlayKA ships an update every 25 months, SADISS Client every 2 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ShadowPlayKA | SADISS Client |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shadowplayka/id1585959421/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 6 MB | 7 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Wilcox](https://appshunter.io/developer/970528307) | [Amfortas Informationstechnologie GmbH](https://appshunter.io/developer/1669639530) |

## What reviewers say

### ShadowPlayKA

[App page](https://appshunter.io/ios/app/shadowplayka/id1585959421)

This app transforms light and shadow patterns into music as you cycle through outdoor spaces. It uses your smartphone's brightness sensor and a Bluetooth speaker to create a unique auditory experience based on your surroundings.

**Highlights:** Light and shadow as musical score, Bicycle-mounted smartphone sensor, Bluetooth speaker integration, Exploration of urban architecture, Unique soundscape generation

**In-app purchases:** none


### SADISS Client

[App page](https://appshunter.io/ios/app/sadiss-client/id1670003024)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ShadowPlayKA free?

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

### Is SADISS Client free?

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

### Do ShadowPlayKA or SADISS Client have ads?

Neither ShadowPlayKA nor SADISS Client shows ads.

### Which is updated more often, ShadowPlayKA or SADISS Client?

ShadowPlayKA ships an update every 25 months, and SADISS Client every 2 weeks. Most recently, ShadowPlayKA was updated on November 3, 2026 and SADISS Client on November 7, 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.*