# Duality Shift vs ShadowPlayKA

The clearest difference is ads: ShadowPlayKA at none against Duality Shift's shown. ShadowPlayKA also leads on monetization model (free vs ad-supported). Duality Shift's advantage is iOS requirement (11.0 vs 13.0). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Duality Shift against 5.0 for ShadowPlayKA. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 25 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Duality Shift | ShadowPlayKA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/duality-shift-cadence-flux/id1480949911/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/shadowplayka/id1585959421/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 25 months | Every 25 months |
| Monetization | Ad-supported | **Free** |
| Size | 78 MB | 6 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luis Fraga](https://appshunter.io/developer/1175937121) | [Daniel Wilcox](https://appshunter.io/developer/970528307) |

## What reviewers say

### Duality Shift

[App page](https://appshunter.io/ios/app/duality-shift-cadence-flux/id1480949911)

A mini rhythm game where players shift between two contrasting states to match the music's cadence. Master precision and timing through evolving soundscapes and responsive visuals. Experience harmony within duality.

**Highlights:** Dual state shifting mechanics, Rhythm-based gameplay, Evolving soundscapes, Responsive visuals, Precision timing challenges, Interactive musical experience

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Duality Shift free?

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

### Is ShadowPlayKA free?

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

### Which has better reviews, Duality Shift or ShadowPlayKA?

Duality Shift and ShadowPlayKA are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Duality Shift or ShadowPlayKA have ads?

Duality Shift shows ads; ShadowPlayKA does not.

### Which is updated more often, Duality Shift or ShadowPlayKA?

Duality Shift ships an update every 25 months, and ShadowPlayKA every 25 months. Most recently, Duality Shift was updated on November 3, 2026 and ShadowPlayKA on November 3, 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.*