# OKO⁢ vs Zen Falling Blocks

The clearest difference is price: Zen Falling Blocks at Free against OKO⁢'s $3.99. Zen Falling Blocks also leads on update cadence (every 2 months vs every 44 months). OKO⁢'s advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Zen Falling Blocks is free to download; OKO⁢ costs $3.99 up front. Zen Falling Blocks sells 2 one-off in-app purchases. OKO⁢ asks for nothing beyond the download.

OKO⁢ ships an update every 44 months, Zen Falling Blocks every 2 months. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | OKO⁢ | Zen Falling Blocks |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/oko/id524351381/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 44 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 55 MB | 11 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Playables](https://appshunter.io/developer/904930239) | [Mihoko Araki](https://appshunter.io/developer/1476136915) |

## What reviewers say

### OKO⁢

[App page](https://appshunter.io/ios/app/oko/id524351381)

A captivating puzzle game that transforms NASA satellite images into a cosmic visual and auditory experience. Reconstruct images by precisely stopping rotating circular pieces, with increasingly complex patterns and otherworldly soundscapes.

**Highlights:** Hypnotizing puzzle gameplay, NASA satellite imagery, Otherworldly soundscapes, Retina graphics, Increasingly complex patterns

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

**In-app purchases:** none


### Zen Falling Blocks

[App page](https://appshunter.io/ios/app/zen-falling-blocks/id6450928579)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Infinite Life | $0.99 | one-time |
| Zen with no ads | $0.99 | one-time |


## Frequently asked questions

### Is OKO⁢ free?

OKO⁢ costs $3.99, with no in-app purchases.

### Is Zen Falling Blocks free?

Zen Falling Blocks is free to download, with in-app purchases available.

### Do OKO⁢ or Zen Falling Blocks have ads?

Zen Falling Blocks shows ads; OKO⁢ does not.

### Which is updated more often, OKO⁢ or Zen Falling Blocks?

OKO⁢ ships an update every 44 months, and Zen Falling Blocks every 2 months. Most recently, OKO⁢ was updated on October 16, 2026 and Zen Falling Blocks on October 17, 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.*