# Idle Snake World vs Alien Run 3D

The clearest difference is in-app purchases: Alien Run 3D at none against Idle Snake World's 1. Alien Run 3D also leads on iOS requirement (12.0 vs 15.0). Idle Snake World's advantage is ratings volume (1.2K vs 6). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Idle Snake World sells 1 one-off in-app purchase. Alien Run 3D asks for nothing beyond the download.

Alien Run 3D holds the better App Store score, 4.8 against 4.7. That said, the two scores are not equally well evidenced: Idle Snake World has 1.2K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 61% of Idle Snake World's written reviews are positive against 67% of Alien Run 3D's.

Idle Snake World ships an update monthly, Alien Run 3D every 5 weeks. The most recent releases landed on September 22, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Idle Snake World | Alien Run 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1.2K ratings)](https://appshunter.io/ios/app/idle-snake-world-evolution/id1570952339/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/alien-run-3d/id1672919655/reviews)** |
| Number of ratings | **1.2K** | 6 |
| Positive reviews | 60.9% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 151 MB | 197 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Nikita Subachev](https://appshunter.io/developer/1447777375) | [诺 陈](https://appshunter.io/developer/1706939276) |

## What reviewers say

### Idle Snake World

[App page](https://appshunter.io/ios/app/idle-snake-world-evolution/id1570952339)

Control a hungry worm in a 3D city, eating everything in your path to grow into a giant monster. Upgrade your snake's abilities, unlock new locations, and battle for survival. Enjoy classic arcade-style gameplay with a modern twist.

**Highlights:** Eat to grow a mega monster, Unlock new locations, Upgrade your snake, Simple game controls, Retro arcade gameplay, Monster evolution

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $4.99 | one-time |

**What reviewers like**

- 🚀 Great game
- 👍 Addictive and fun
- 💎 Hidden gem

**What reviewers complain about**

- 🐛 Glitchy and buggy
- 🔁 Monotonous tapping
- 🔍 Limited field of vision
- 💤 Boring at times

**Reported bugs**

- Blue screen glitch
- Snake getting stuck or moving erratically
- Inability to unlock certain features
- Frequent crashes and freezes

**Requested features**

- New game modes or worlds
- More snake skins and abilities
- Quality of life improvements (auto-level, upgrade options)
- End-game content and progression


### Alien Run 3D

[App page](https://appshunter.io/ios/app/alien-run-3d/id1672919655)

Collect gems to power up your character and defeat the boss. Upgrade your abilities to become stronger and achieve victory. Enjoy a challenging adventure with strategic gem collection.

**Highlights:** Gem collection, Character upgrades, Boss battles, Power-up system, 3D runner gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Idle Snake World free?

Idle Snake World is free to download, with in-app purchases available.

### Is Alien Run 3D free?

Alien Run 3D is free to download, with no in-app purchases.

### Which has better reviews, Idle Snake World or Alien Run 3D?

Alien Run 3D is rated higher. Idle Snake World averages 4.7 out of 5 from 1.2K ratings, while Alien Run 3D averages 4.8 from 6 ratings.

### Do Idle Snake World or Alien Run 3D have ads?

Both Idle Snake World and Alien Run 3D show ads.

### Which is updated more often, Idle Snake World or Alien Run 3D?

Idle Snake World ships an update monthly, and Alien Run 3D every 5 weeks. Most recently, Idle Snake World was updated on September 22, 2026 and Alien Run 3D on September 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.*