# Rust Bucket vs Slime Labs 3

The clearest difference is in-app purchases: Slime Labs 3 at none against Rust Bucket's 4. Slime Labs 3 also leads on rating (4.3 vs 4.0). Rust Bucket's advantage is update cadence (every 6 weeks vs every 14 months) and review sentiment (72% vs 59%). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Rust Bucket sells 4 one-off in-app purchases. Slime Labs 3 asks for nothing beyond the download.

Slime Labs 3 holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 179 and 37 respectively. Written reviews complicate that: 72% of Rust Bucket's written reviews are positive against 59% of Slime Labs 3's, so the app with the better star average is not the one people write more warmly about.

Rust Bucket ships an update every 6 weeks, Slime Labs 3 every 14 months. Both last shipped on October 21, 2026.

## The numbers

| Metric | Rust Bucket | Slime Labs 3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (179 ratings)](https://appshunter.io/ios/app/rust-bucket/id1040158406/reviews) | **[4.3 (37 ratings)](https://appshunter.io/ios/app/slime-labs-3/id6446032772/reviews)** |
| Number of ratings | **179** | 37 |
| Positive reviews | **72.3% of reviews** | 59.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 14 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 105 MB | 34 MB |
| Requires iOS | 12.0 | 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

### Rust Bucket

[App page](https://appshunter.io/ios/app/rust-bucket/id1040158406)

Embark on a turn-based dungeon crawl with simple swipe controls. Navigate treacherous environments, battle diverse monsters, and overcome deadly traps. This challenging game offers endless exploration and strategic combat, perfect for quick gaming sessions.

**Highlights:** Swipe to move and attack, Fast-paced gameplay, Puzzle traps, Diverse monster types, Endless dungeon exploration, Strategic combat, High score competition

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy 50 Coins | $0.99 | one-time |
| Buy 200 Coins | $1.99 | one-time |
| Remove Ads | $3.99 | one-time |
| Buy Coins 3 | $3.99 | one-time |

**What reviewers like**

- 👍 Fun puzzle game
- 🚀 Addictive gameplay
- 💎 Excellent pixel art and visuals
- 🎨 Creative enemy designs
- 🎶 Great soundtrack

**What reviewers complain about**

- 🐛 Frequent crashes and progress loss
- 🔁 Repetitive level design
- 🕹️ Slow character movement
- 💰 Expensive ad removal
- 🔍 Lack of level variety

**Reported bugs**

- Progress reset when exiting levels
- Level select screen locking completed levels
- Compatibility issues on older devices
- Clipboard copying behavior

**Requested features**

- More levels and content updates
- Ability to save progress
- Weapon/item upgrades and customization
- Multiplayer or co-op mode
- Level editor


### Slime Labs 3

[App page](https://appshunter.io/ios/app/slime-labs-3/id6446032772)

Navigate a frozen lab filled with slippery ice and dangerous traps as a shape-shifting blob of ooze. Master physics-based platforming challenges, collect data disks, and uncover secrets in this retro-inspired adventure.

**Highlights:** Super fun slime physics, Addicting gameplay, New game mechanics, Catchy retro tunes, Secrets and multiple endings, Frozen lab exploration

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

**In-app purchases:** none


## Frequently asked questions

### Is Rust Bucket free?

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

### Is Slime Labs 3 free?

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

### Which has better reviews, Rust Bucket or Slime Labs 3?

Slime Labs 3 is rated higher. Rust Bucket averages 4.0 out of 5 from 179 ratings, while Slime Labs 3 averages 4.3 from 37 ratings.

### Do Rust Bucket or Slime Labs 3 have ads?

Both Rust Bucket and Slime Labs 3 show ads.

### Which is updated more often, Rust Bucket or Slime Labs 3?

Rust Bucket ships an update every 6 weeks, and Slime Labs 3 every 14 months. Most recently, Rust Bucket was updated on October 21, 2026 and Slime Labs 3 on October 21, 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.*