# Flat Pack vs Sticky Slime 3D

The clearest difference is in-app purchases: Sticky Slime 3D at none against Flat Pack's 1. Sticky Slime 3D also leads on ads (none vs shown). Flat Pack's advantage is review sentiment (85% vs 74%) and ratings volume (4.4K vs 976). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Flat Pack sells 1 one-off in-app purchase. Sticky Slime 3D asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Flat Pack against 4.7 for Sticky Slime 3D. Both are backed by a comparable volume of ratings — 4.4K and 976 respectively. Written reviews are what separate them: 85% of Flat Pack's written reviews are positive against 74% of Sticky Slime 3D's.

Flat Pack ships an update weekly, Sticky Slime 3D every 4 days. Both last shipped on October 16, 2026.

## The numbers

| Metric | Flat Pack | Sticky Slime 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (4.4K ratings)](https://appshunter.io/ios/app/flat-pack/id1206776375/reviews)** | [4.7 (976 ratings)](https://appshunter.io/ios/app/sticky-slime-3d/id1508764336/reviews) |
| Number of ratings | **4.4K** | 976 |
| Positive reviews | **85.1% of reviews** | 73.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 151 MB | 219 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Nitrome](https://appshunter.io/developer/568079484) | [Ozgur Taskin](https://appshunter.io/developer/1507261304) |

## 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 |


### Sticky Slime 3D

[App page](https://appshunter.io/ios/app/sticky-slime-3d/id1508764336)

Embark on a summer adventure with your slime, featuring new concepts and relaxing activities. Enjoy beach sports, tropical bars, pool parties, and bonus levels for collecting gold and unlocking skins.

**Highlights:** Summer adventure with slime, Beach sports, Tiki Bar and Cocktail Bar, Pool Party simulation, Gold collection in bonus levels, Unlockable skins

**In-app purchases:** none

**What reviewers like**

- 🤩 Amazing game
- 👍 Fun and enjoyable
- 🚀 Engaging gameplay

**What reviewers complain about**

- 🐛 Glitches and bugs
- 🤔 Lack of tutorials
- 😕 Difficult levels

**Reported bugs**

- Levels becoming frozen/broken
- Skin slots not working as expected
- Progress loss when deleting and redownloading app

**Requested features**

- Add tutorial for new mechanics
- Implement a level skip/replay option
- Add more level variety
- Introduce a level creator


## Frequently asked questions

### Is Flat Pack free?

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

### Is Sticky Slime 3D free?

Sticky Slime 3D is free to download, with no in-app purchases.

### Which has better reviews, Flat Pack or Sticky Slime 3D?

Flat Pack is rated higher. Flat Pack averages 4.7 out of 5 from 4.4K ratings, while Sticky Slime 3D averages 4.7 from 976 ratings.

### Do Flat Pack or Sticky Slime 3D have ads?

Flat Pack shows ads; Sticky Slime 3D does not.

### Which is updated more often, Flat Pack or Sticky Slime 3D?

Flat Pack ships an update weekly, and Sticky Slime 3D every 4 days. Most recently, Flat Pack was updated on October 16, 2026 and Sticky Slime 3D on October 16, 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.*