# OKO⁢ vs 15.Puzzle

The clearest difference is price: 15.Puzzle at Free against OKO⁢'s $3.99. 15.Puzzle also leads on update cadence (every 3 weeks vs every 44 months) and rating (4.3 vs 4.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

15.Puzzle is free to download; OKO⁢ costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

15.Puzzle holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

OKO⁢ ships an update every 44 months, 15.Puzzle every 3 weeks. The most recent releases landed on August 19, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | OKO⁢ | 15.Puzzle |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/oko/id524351381/reviews) | **[4.3 (4 ratings)](https://appshunter.io/ios/app/15puzzle/id1281502300/reviews)** |
| Number of ratings | 3 | **4** |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 55 MB | 12 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Playables](https://appshunter.io/developer/904930239) | [Bothina Elzoobi](https://appshunter.io/developer/991489487) |

## 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


### 15.Puzzle

[App page](https://appshunter.io/ios/app/15puzzle/id1281502300)

Transform your personal photos into engaging sliding tile puzzles. Enjoy daily curated challenges, track your progress, and compete with others globally. Play quick, satisfying rounds anytime, anywhere.

**Highlights:** Create puzzles from personal photos, Daily curated puzzles, Two difficulty levels (3x3, 4x4), Global leaderboards, Smart hint system, Share solved puzzles

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

**In-app purchases:** none


## Frequently asked questions

### Is OKO⁢ free?

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

### Is 15.Puzzle free?

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

### Which has better reviews, OKO⁢ or 15.Puzzle?

15.Puzzle is rated higher. OKO⁢ averages 4.0 out of 5 from 3 ratings, while 15.Puzzle averages 4.3 from 4 ratings.

### Do OKO⁢ or 15.Puzzle have ads?

Neither OKO⁢ nor 15.Puzzle shows ads.

### Which is updated more often, OKO⁢ or 15.Puzzle?

OKO⁢ ships an update every 44 months, and 15.Puzzle every 3 weeks. Most recently, OKO⁢ was updated on August 19, 2026 and 15.Puzzle on September 1, 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.*