# Flat Pack vs Slime Labs 2

The clearest difference is update cadence: Flat Pack at weekly against Slime Labs 2's every 8 months. Flat Pack also leads on review sentiment (85% vs 57%) and rating (4.7 vs 4.3). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Flat Pack sells 1 one-off in-app purchase and Slime Labs 2 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Flat Pack holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Flat Pack has 4.4K ratings behind it against 117, so its average is the more settled of the two. Written reviews point the same way: 85% of Flat Pack's written reviews are positive against 57% of Slime Labs 2's.

Flat Pack ships an update weekly, Slime Labs 2 every 8 months. Both last shipped on October 13, 2026.

## The numbers

| Metric | Flat Pack | Slime Labs 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (4.4K ratings)](https://appshunter.io/ios/app/flat-pack/id1206776375/reviews)** | [4.3 (117 ratings)](https://appshunter.io/ios/app/slime-labs-2/id1609955647/reviews) |
| Number of ratings | **4.4K** | 117 |
| Positive reviews | **85.1% of reviews** | 56.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 8 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 151 MB | 24 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Nitrome](https://appshunter.io/developer/568079484) | [Gionathan Pesaresi](https://appshunter.io/developer/774933633) |

## What reviewers say

### Flat Pack

[App page](https://appshunter.io/ios/app/flat-pack/id1206776375)

Experience a unique platformer that blends 2D and 3D gameplay. Navigate over 30 levels filled with challenging traps, enemies, and epic boss fights. Explore a real-world environment with the innovative AR Mode.

**Highlights:** 2D and 3D hybrid gameplay, Over 30 unique levels, AR Mode for real-world environments, Cool traps and enemies, Epic boss fights, One-handed controls, Secret stars and ending

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads - premium | $3.99 | one-time |


### Slime Labs 2

[App page](https://appshunter.io/ios/app/slime-labs-2/id1609955647)

Embark on a physics-based platforming adventure as a malleable blob of ooze. Navigate treacherous labs filled with traps and enemies, utilizing your sticky tongue and unique abilities to overcome challenges and collect hidden data-disks.

**Highlights:** Physics-based platforming, Squish, stretch, and shrink mechanics, Sticky tongue attack, Collect data-disks, Slime customizations, New biomes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | one-time |

**What reviewers like**

- 🎮 Engaging and fun gameplay mechanics
- 🎨 Good graphics and art style
- 📱 Accessible mobile platform
- 🏆 Challenging and difficult levels
- 🎯 Well-designed level progression

**What reviewers complain about**

- 🐌 Significant lag and performance issues
- 🔥 Device overheating problems
- 📺 Excessive and intrusive advertisements
- ⚙️ Poor optimization on newer devices
- 🎮 Inconsistent jump mechanics

**Reported bugs**

- Game lags on high-end devices (iPhone 13 Pro Max)
- FPS drops during gameplay
- Jump button unresponsive at times
- Physics inconsistencies with ice mechanics
- Game crashes and freezes

**Requested features**

- Remove or reduce advertisements
- Add more checkpoints in levels
- Improve game difficulty balance
- Add language localization options
- Optimize performance for better FPS


## Frequently asked questions

### Is Flat Pack free?

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

### Is Slime Labs 2 free?

Slime Labs 2 is free to download, with in-app purchases available.

### Which has better reviews, Flat Pack or Slime Labs 2?

Flat Pack is rated higher. Flat Pack averages 4.7 out of 5 from 4.4K ratings, while Slime Labs 2 averages 4.3 from 117 ratings.

### Do Flat Pack or Slime Labs 2 have ads?

Both Flat Pack and Slime Labs 2 show ads.

### Which is updated more often, Flat Pack or Slime Labs 2?

Flat Pack ships an update weekly, and Slime Labs 2 every 8 months. Most recently, Flat Pack was updated on October 13, 2026 and Slime Labs 2 on October 13, 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.*