# UDLR vs Cylinders

The clearest difference is review sentiment: UDLR at 95% against Cylinders's 58%. UDLR also leads on ads (none vs shown) and rating (4.6 vs 4.2). Cylinders's advantage is in-app purchases (none vs 1) and update cadence (every 6 weeks vs every 15 months). On price and device support there is nothing between them.

Both are free to download. UDLR sells 1 one-off in-app purchase. Cylinders asks for nothing beyond the download.

UDLR holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: Cylinders has 1.3K ratings behind it against 36, so its average is the more settled of the two. Written reviews point the same way: 95% of UDLR's written reviews are positive against 58% of Cylinders's.

UDLR ships an update every 15 months, Cylinders every 6 weeks. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | UDLR | Cylinders |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (36 ratings)](https://appshunter.io/ios/app/udlrswipe/id686245456/reviews)** | [4.2 (1.3K ratings)](https://appshunter.io/ios/app/cylinders/id1123511564/reviews) |
| Number of ratings | 36 | **1.3K** |
| Positive reviews | **95.3% of reviews** | 58.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 78 MB | 54 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPad, iPod, Apple Watch | **iPhone, iPad, iPod, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [11:11 Studios](https://appshunter.io/developer/525921215) | [Khang Le](https://appshunter.io/developer/1078541780) |

## What reviewers say

### UDLR

[App page](https://appshunter.io/ios/app/udlrswipe/id686245456)

A minimalist swipe-based game where players match colors to directional swipes. Earn more time by swiping correctly; run out of time or swipe wrong to end the game. Offers a synesthetic experience with multiple device support.

**Highlights:** Swipe-based gameplay, Color-to-direction matching, 3D Touch support, Synesthesia mechanics, Minimalist design, GameCenter integration, iCloud sync

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |

**What reviewers like**

- 👍 Addictive gameplay
- 👍 Simple and fun
- 👍 Great time passer
- 👍 Challenging experience
- 👍 Creative concept

**What reviewers complain about**

- 🐛 Crashes sometimes
- 🐛 Freezes and shuts down
- 🐛 Issues with 3D Touch accessibility
- 🐛 Needs more difficulty options
- 🐛 Boring for some players

**Reported bugs**

- Keeps freezing
- Shuts itself down
- 3D Touch accessibility causing issues
- Pauses constantly

**Requested features**

- More phases or options
- Different difficulty levels
- Multi-touch support
- Background ambiance
- More games from developers


### 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


## Frequently asked questions

### Is UDLR free?

UDLR is free to download, with in-app purchases available.

### Is Cylinders free?

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

### Which has better reviews, UDLR or Cylinders?

UDLR is rated higher. UDLR averages 4.6 out of 5 from 36 ratings, while Cylinders averages 4.2 from 1.3K ratings.

### Do UDLR or Cylinders have ads?

Cylinders shows ads; UDLR does not.

### Which is updated more often, UDLR or Cylinders?

UDLR ships an update every 15 months, and Cylinders every 6 weeks. Most recently, UDLR was updated on October 15, 2026 and Cylinders on October 14, 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.*