# Backrooms Union Multiplayer vs Poolrooms

The clearest difference is in-app purchases: Poolrooms at none against Backrooms Union Multiplayer's 8. Poolrooms also leads on update cadence (every 2 days vs every 3 weeks) and review sentiment (77% vs 50%). Backrooms Union Multiplayer's advantage is rating (4.6 vs 4.3) and ratings volume (3.4K vs 78). On price, ads and device support there is nothing between them.

Both are free to download. Backrooms Union Multiplayer sells 8 one-off in-app purchases. Poolrooms asks for nothing beyond the download.

Backrooms Union Multiplayer holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Backrooms Union Multiplayer has 3.4K ratings behind it against 78, so its average is the more settled of the two. Written reviews complicate that: 50% of Backrooms Union Multiplayer's written reviews are positive against 77% of Poolrooms's, so the app with the better star average is not the one people write more warmly about.

Backrooms Union Multiplayer ships an update every 3 weeks, Poolrooms every 2 days. The most recent releases landed on November 9, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Backrooms Union Multiplayer | Poolrooms |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (3.4K ratings)](https://appshunter.io/ios/app/backrooms-union-multiplayer/id6736498895/reviews)** | [4.3 (78 ratings)](https://appshunter.io/ios/app/poolrooms-the-hidden-exit/id6739496557/reviews) |
| Number of ratings | **3.4K** | 78 |
| Positive reviews | 50.0% of reviews | **77.1% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 281 MB | 218 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Pedro Crispim](https://appshunter.io/developer/1622822491) | [JEAN MICKAEL DARIE](https://appshunter.io/developer/1785644362) |

## What reviewers say

### Backrooms Union Multiplayer

[App page](https://appshunter.io/ios/app/backrooms-union-multiplayer/id6736498895)

Explore the eerie, maze-like dimensions of the Backrooms with friends or solo. Scavenge for resources, survive lurking horrors, and uncover the mysterious purpose of the Union. Each level offers new challenges, traps, and unpredictable encounters.

**Highlights:** Multiplayer co-op exploration, Scavenge for critical scraps, Survive lurking horrors and monsters, Explore maze-like dimensions, Uncover Union's secrets, Unpredictable challenges and traps

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold 1 | $0.99 | one-time |
| Gold 2 | $1.99 | one-time |
| Gold 3 | $3.99 | one-time |
| Starter Pack | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Gold 4 | $7.99 | one-time |
| Gold 5 | $24.99 | one-time |
| Gold 6 | $49.99 | one-time |

**What reviewers like**

- 👍 Fun and collaborative gameplay
- 🕹️ Good amount of horror elements

**What reviewers complain about**

- 🐛 Items phasing through the ground
- 🚫 Unable to use bats to kill monsters
- 🚫 Inability to play with friends on different platforms
- 💢 Too many ads
- 🚫 Multiplayer not working properly

**Reported bugs**

- Items phasing through the ground
- Multiplayer not working
- Ads breaking game audio
- Portal being busy even when closed

**Requested features**

- Add ability to kill monsters with bats
- Improve multiplayer functionality
- Reduce number of ads
- Add more level varieties, entities, and rooms


### Poolrooms

[App page](https://appshunter.io/ios/app/poolrooms-the-hidden-exit/id6739496557)

Explore a surreal, water-filled liminal space with tiled walls and floors. Your goal is to find hidden buttons to unlock doors and escape this unsettling environment. Immerse yourself in high-quality graphics and atmospheric sound design.

**Highlights:** Liminal space exploration, Puzzle-based escape, High-quality graphics, Atmospheric sound design, Interactive environment

**In-app purchases:** none


## Frequently asked questions

### Is Backrooms Union Multiplayer free?

Backrooms Union Multiplayer is free to download, with in-app purchases available.

### Is Poolrooms free?

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

### Which has better reviews, Backrooms Union Multiplayer or Poolrooms?

Backrooms Union Multiplayer is rated higher. Backrooms Union Multiplayer averages 4.6 out of 5 from 3.4K ratings, while Poolrooms averages 4.3 from 78 ratings.

### Do Backrooms Union Multiplayer or Poolrooms have ads?

Both Backrooms Union Multiplayer and Poolrooms show ads.

### Which is updated more often, Backrooms Union Multiplayer or Poolrooms?

Backrooms Union Multiplayer ships an update every 3 weeks, and Poolrooms every 2 days. Most recently, Backrooms Union Multiplayer was updated on November 9, 2026 and Poolrooms on November 8, 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.*