# Early Worm vs Slime Labs

The clearest difference is rating: Early Worm at 4.8 against Slime Labs's 3.6. Early Worm also leads on review sentiment (92% vs 59%) and update cadence (weekly vs every 6 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Early Worm holds the better App Store score, 4.8 against 3.6. That said, the two scores are not equally well evidenced: Early Worm has 3.3K ratings behind it against 189, so its average is the more settled of the two. Written reviews point the same way: 92% of Early Worm's written reviews are positive against 59% of Slime Labs's.

Early Worm ships an update weekly, Slime Labs every 6 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Early Worm | Slime Labs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.3K ratings)](https://appshunter.io/ios/app/early-worm/id1478722238/reviews)** | [3.6 (189 ratings)](https://appshunter.io/ios/app/slime-labs/id1544662343/reviews) |
| Number of ratings | **3.3K** | 189 |
| Positive reviews | **91.9% of reviews** | 59.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 136 MB | 24 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oddrok Oy](https://appshunter.io/developer/966814193) | [Gionathan Pesaresi](https://appshunter.io/developer/774933633) |

## What reviewers say

### Early Worm

[App page](https://appshunter.io/ios/app/early-worm/id1478722238)

A family-friendly physics-based platformer where you guide a worm to collect apples across 98 challenging levels. Utilize unique mechanics like honey-sticking, diving bells, and antigravity to solve puzzles and navigate obstacles.

**Highlights:** Physics-based gameplay, 98 challenging levels, Wall and ceiling sticking, Diving bell mechanics, Mechanical puzzles, Antigravity zones

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.39 | one-time |

**What reviewers like**

- 🎨 Cute and charming design
- 👍 Simple and intuitive gameplay
- 🧠 Challenging yet rewarding puzzles
- 🕹️ Satisfying physics-based mechanics

**What reviewers complain about**

- 🔍 Lack of level variety
- ⏱️ Short overall playtime
- 💰 Frequent ads
- 🐛 Occasional bugs or glitches

**Reported bugs**

- Restart button not working as expected
- Issues with 50th and 56th levels

**Requested features**

- More levels and content updates
- Level editor or community features
- Customization options for the worm
- Difficulty options or challenge modes


### Slime Labs

[App page](https://appshunter.io/ios/app/slime-labs/id1544662343)

Control a blob of ooze in a physics-based platformer. Stretch, squish, and grow by absorbing other slime to navigate a lab filled with traps and collect hidden data-disks.

**Highlights:** Physics-based slime mechanics, Collect data-disks, Multiple endings, Pixel art graphics, Original music

**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
- 🎨 Charming pixel graphics and visual design
- 😊 Cute and appealing slime character
- 🧩 Creative level design with varied obstacles
- 🔄 Good difficulty progression in most levels

**What reviewers complain about**

- 📺 Excessive and intrusive advertisements
- 🎮 Inconsistent and unresponsive touch controls
- ⚙️ Frequent bugs and glitches during gameplay
- 🔋 Severe battery drain and device overheating
- 😤 Difficulty spikes make game frustrating

**Reported bugs**

- X button on pop-ups doesn't respond
- Pause button functionality broken
- Game freezes on 'no ads' purchase pop-up
- Progress resets when exiting mid-level
- Unresponsive touch controls in tight spaces

**Requested features**

- More levels and additional content
- Easy mode or difficulty settings
- Level skip option with ad compensation
- Mute music button
- Controller support for better precision


## Frequently asked questions

### Is Early Worm free?

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

### Is Slime Labs free?

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

### Which has better reviews, Early Worm or Slime Labs?

Early Worm is rated higher. Early Worm averages 4.8 out of 5 from 3.3K ratings, while Slime Labs averages 3.6 from 189 ratings.

### Do Early Worm or Slime Labs have ads?

Both Early Worm and Slime Labs show ads.

### Which is updated more often, Early Worm or Slime Labs?

Early Worm ships an update weekly, and Slime Labs every 6 weeks. Most recently, Early Worm was updated on October 29, 2026 and Slime Labs on October 24, 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.*