# Cogwheel vs Stack

The clearest difference is price: Cogwheel at Free against Stack's $0.99. Cogwheel also leads on iOS requirement (7.0 vs 18.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Cogwheel is free to download; Stack costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cogwheel ships an update every 8 days, Stack every 2 weeks. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Cogwheel | Stack |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (14 ratings)](https://appshunter.io/ios/app/cogwheel/id912370504/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 65.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 13 MB |
| Requires iOS | **7.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [TSIFROVYE PRIVYCHKI, OOO](https://appshunter.io/developer/1416515696) | [Hemal Modi](https://appshunter.io/developer/1522352514) |

## What reviewers say

### Cogwheel

[App page](https://appshunter.io/ios/app/cogwheel/id912370504)

An arcade game where you guide a small gear through challenging levels. Solve puzzles by moving blocks and avoiding magnets. Manage your oil level to maintain strength and progress through this exciting adventure.

**Highlights:** Unique arcade gameplay, Challenging levels, Obstacle navigation, Block manipulation, Magnet avoidance, Oil level management

**Features:** macOS Compatibility

**In-app purchases:** none


### Stack

[App page](https://appshunter.io/ios/app/stack-watch-tetro/id6746418627)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cogwheel free?

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

### Is Stack free?

Stack costs $0.99, with no in-app purchases.

### Do Cogwheel or Stack have ads?

Neither Cogwheel nor Stack shows ads.

### Which is updated more often, Cogwheel or Stack?

Cogwheel ships an update every 8 days, and Stack every 2 weeks. Most recently, Cogwheel was updated on October 7, 2026 and Stack on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*