# Cylinders vs Watch XO

The clearest difference is ads: Watch XO at none against Cylinders's shown. Watch XO also leads on update cadence (every 8 days vs every 6 weeks). Cylinders's advantage is device support (5 vs 3). On price, in-app purchases and iOS requirement there is nothing between them.

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

Cylinders ships an update every 6 weeks, Watch XO every 8 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cylinders | Watch XO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (1.3K ratings)](https://appshunter.io/ios/app/cylinders/id1123511564/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 54 MB | 16 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple TV, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Khang Le](https://appshunter.io/developer/1078541780) | [Mikhail Sevbo](https://appshunter.io/developer/1802268312) |

## What reviewers say

### Cylinders

[App page](https://appshunter.io/ios/app/cylinders/id1123511564)

Stack blocks vertically to construct the tallest possible cylinder. Compete to achieve the highest score and challenge your friends to beat your achievements.

**Highlights:** Build cylinders vertically, Reach highest score, Challenge friends, Stack blocks

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great game
- 💡 Fun to try to beat your high score
- 👍 Amazing game
- 👍 Fun and challenging

**What reviewers complain about**

- 🐛 Accuracy issues
- 🐛 Leaderboard not working properly
- 🐛 Lags and glitches
- 🔋 Drains battery on Apple Watch
- 💡 Needs more colors and levels

**Reported bugs**

- Accuracy issues when tapping the screen
- Leaderboard not showing scores properly
- Frequent lags and glitches

**Requested features**

- Add more colors and levels
- Fix leaderboard issues
- Improve accuracy and reduce lag


### Watch XO

[App page](https://appshunter.io/ios/app/watch-xo/id6743328424)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Cylinders free?

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

### Is Watch XO free?

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

### Do Cylinders or Watch XO have ads?

Cylinders shows ads; Watch XO does not.

### Which is updated more often, Cylinders or Watch XO?

Cylinders ships an update every 6 weeks, and Watch XO every 8 days. Most recently, Cylinders was updated on October 22, 2026 and Watch XO on October 24, 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.*