# OKO vs SoundReact

The clearest difference is in-app purchases: OKO at none against SoundReact's 1. OKO also leads on update cadence (fortnightly vs every 13 months). SoundReact's advantage is iOS requirement (17.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. SoundReact sells 1 one-off in-app purchase. OKO asks for nothing beyond the download.

OKO ships an update fortnightly, SoundReact every 13 months. The most recent releases landed on October 11, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | OKO | SoundReact |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/oko/id1630451462/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 13 months |
| Monetization | Free | — |
| Size | 681 MB | 19 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Magnopus](https://appshunter.io/developer/1441548080) | [Juan Maguid](https://appshunter.io/developer/1680114440) |

## What reviewers say

### OKO

[App page](https://appshunter.io/ios/app/oko/id1630451462)

Create and explore interactive digital worlds layered onto physical spaces or built from scratch. Collaborate with others in real-time and visit immersive environments as an avatar.

**Highlights:** Add digital content to physical spaces, Map and plan connected spaces, Create and edit 3D objects, Collaborate with others in shared spaces, Explore immersive worlds as an avatar, Real-time engagement with users globally

**In-app purchases:** none


### SoundReact

[App page](https://appshunter.io/ios/app/soundreact/id6746435472)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SoundReact Premium | $2.99 | one-time |


## Frequently asked questions

### Is OKO free?

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

### Is SoundReact free?

SoundReact is free to download, with in-app purchases available.

### Do OKO or SoundReact have ads?

Neither OKO nor SoundReact shows ads.

### Which is updated more often, OKO or SoundReact?

OKO ships an update fortnightly, and SoundReact every 13 months. Most recently, OKO was updated on October 11, 2026 and SoundReact on September 27, 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.*