# Bouncing Slime vs ZigZag Line

The clearest difference is in-app purchases: Bouncing Slime at none against ZigZag Line's 5. Bouncing Slime also leads on ads (none vs shown) and update cadence (fortnightly vs every 69 months). ZigZag Line's advantage is rating (4.4 vs 4.1) and review sentiment (80% vs 65%). On price, monetization model and device support there is nothing between them.

Both are free to download. ZigZag Line sells 5 one-off in-app purchases. Bouncing Slime asks for nothing beyond the download.

ZigZag Line holds the better App Store score, 4.4 against 4.1. That said, the two scores are not equally well evidenced: Bouncing Slime has 1.4K ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 65% of Bouncing Slime's written reviews are positive against 80% of ZigZag Line's.

Bouncing Slime ships an update fortnightly, ZigZag Line every 69 months. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Bouncing Slime | ZigZag Line |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (1.4K ratings)](https://appshunter.io/ios/app/bouncing-slime-impossible-levels/id834415889/reviews) | **[4.4 (15 ratings)](https://appshunter.io/ios/app/zigzag-line-impossible-game/id975716277/reviews)** |
| Number of ratings | **1.4K** | 15 |
| Positive reviews | 64.5% of reviews | **80.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 69 months |
| Monetization | Free | Free |
| Size | 24 MB | 20 MB |
| Requires iOS | **5.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tiny Games](https://appshunter.io/developer/907446397) | [Hien Nguyen](https://appshunter.io/developer/870367656) |

## What reviewers say

### Bouncing Slime

[App page](https://appshunter.io/ios/app/bouncing-slime-impossible-levels/id834415889)

Guide a bouncing slime through challenging levels by tapping to jump over obstacles and onto platforms. Master increasingly difficult stages with simple controls but instant death for any mistake. Unlock new slimes and discover gameplay variations in this addictive game.

**Highlights:** Tap to jump control, Overcome spikes and platforms, 40+ impossible levels, Unlockable slimes, Gravity and speed variations, 8-bit soundtrack and graphics

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

**In-app purchases:** none

**What reviewers like**

- 👍 Addictive gameplay
- 🎨 Fun and creative visuals
- 🎶 Enjoyable soundtrack

**What reviewers complain about**

- 🐛 Frequent crashes and glitches
- 🔋 High battery consumption
- 💸 Intrusive ads interrupting gameplay

**Reported bugs**

- App crashes on launch
- Controls not responsive, causing unintended deaths
- Levels not loading properly

**Requested features**

- More levels and challenges
- Ability to create custom levels
- Multiplayer mode to compete with friends
- Option to disable ads or pay for ad-free version


### ZigZag Line

[App page](https://appshunter.io/ios/app/zigzag-line-impossible-game/id975716277)

Tap to change the ball's direction and stay on the line. This simple yet challenging game tests your reflexes and focus. Master the zig-zag path to achieve high scores.

**Highlights:** Tap to change direction, Stay on the line, Simple gameplay, Challenging reflexes test, High score pursuit

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1,000 Coins | $0.99 | one-time |
| Coin Doubler | $1.99 | one-time |
| 3,000 Coins | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 7,500 Coins | $3.99 | one-time |


## Frequently asked questions

### Is Bouncing Slime free?

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

### Is ZigZag Line free?

ZigZag Line is free to download, with in-app purchases available.

### Which has better reviews, Bouncing Slime or ZigZag Line?

ZigZag Line is rated higher. Bouncing Slime averages 4.1 out of 5 from 1.4K ratings, while ZigZag Line averages 4.4 from 15 ratings.

### Do Bouncing Slime or ZigZag Line have ads?

ZigZag Line shows ads; Bouncing Slime does not.

### Which is updated more often, Bouncing Slime or ZigZag Line?

Bouncing Slime ships an update fortnightly, and ZigZag Line every 69 months. Most recently, Bouncing Slime was updated on September 21, 2026 and ZigZag Line on September 14, 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.*