# John Dark vs Tematris

John Dark and Tematris are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

John Dark ships an update every 15 months, Tematris every 16 months. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | John Dark | Tematris |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/john-dark/id1499465700/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 15 months** | Every 16 months |
| Monetization | Ad-supported | — |
| Size | 56 MB | 54 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Gianluca Pironti](https://appshunter.io/developer/928958932) | [Safak Yalcinkaya](https://appshunter.io/developer/1626278233) |

## What reviewers say

### John Dark

[App page](https://appshunter.io/ios/app/john-dark/id1499465700)

Navigate a world that rotates with your taps, knocking away enemies and avoiding hazardous moving walls. Collect coins to unlock new characters and vibrant colors for your world. Challenge yourself to see how far you can progress before succumbing to obstacles or the chasing wormhole.

**Highlights:** World rotation mechanic, Enemy combat, Hazardous moving walls, Coin collection, Character unlocks, Color customization

**In-app purchases:** none


### Tematris

[App page](https://appshunter.io/ios/app/tematris/id1626295653)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is John Dark free?

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

### Is Tematris free?

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

### Do John Dark or Tematris have ads?

Both John Dark and Tematris show ads.

### Which is updated more often, John Dark or Tematris?

John Dark ships an update every 15 months, and Tematris every 16 months. Most recently, John Dark was updated on October 5, 2026 and Tematris on September 30, 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.*