# OrbWorms vs Alien Attack

The clearest difference is rating: OrbWorms at 5.0 against Alien Attack's 3.8. OrbWorms also leads on review sentiment (100% vs 67%). Alien Attack's advantage is in-app purchases (none vs 5) and update cadence (daily vs every 6 days). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. OrbWorms sells 5 one-off in-app purchases. Alien Attack asks for nothing beyond the download.

OrbWorms holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 3 and 5 respectively. Written reviews point the same way: 100% of OrbWorms's written reviews are positive against 67% of Alien Attack's.

OrbWorms ships an update every 6 days, Alien Attack daily. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | OrbWorms | Alien Attack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/orbworms/id6778299193/reviews)** | [3.8 (5 ratings)](https://appshunter.io/ios/app/alien-attack-rpg-idle-action/id6778897821/reviews) |
| Number of ratings | 3 | **5** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 days | **Daily** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 7 MB | 180 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Drew Davis](https://appshunter.io/developer/6778299195) | [HAPPY GAME COMPANY TEKNOLOJI ANONIM SIRKETI](https://appshunter.io/developer/1523367113) |

## What reviewers say

### OrbWorms

[App page](https://appshunter.io/ios/app/orbworms/id6778299193)

Experience a 3D twist on the classic slither game, set on a living planet. Eat, grow, and dominate in real-time multiplayer lobbies or offline rounds. Utilize powerups and explore a seamless 3D world with no edges.

**Highlights:** 3D slither gameplay, Real-time online lobbies, AI-filled empty slots, Eat and grow mechanics, Powerups (Forcefield, Speed, Immunity), Seamless 3D planet exploration, Offline and online modes

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2,500 Coins | $1.99 | one-time |
| 7,500 Coins | $4.99 | one-time |
| Remove Ads | $4.99 | one-time |
| 20,000 Coins | $9.99 | one-time |
| 100,000 Coins | $19.99 | one-time |


### Alien Attack

[App page](https://appshunter.io/ios/app/alien-attack-rpg-idle-action/id6778897821)

Control a rapidly evolving alien lifeform and conquer Earth. Consume humans to grow stronger, unlock new mutations, and dominate every battlefield. Upgrade your abilities and spread your alien domination across the planet.

**Highlights:** Evolve alien lifeform, Consume humans for energy, Unlock new mutations and powers, Action-packed battles, Upgrade abilities, Conquer world locations

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

**In-app purchases:** none


## Frequently asked questions

### Is OrbWorms free?

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

### Is Alien Attack free?

Alien Attack is free to download, with no in-app purchases.

### Which has better reviews, OrbWorms or Alien Attack?

OrbWorms is rated higher. OrbWorms averages 5.0 out of 5 from 3 ratings, while Alien Attack averages 3.8 from 5 ratings.

### Do OrbWorms or Alien Attack have ads?

Both OrbWorms and Alien Attack show ads.

### Which is updated more often, OrbWorms or Alien Attack?

OrbWorms ships an update every 6 days, and Alien Attack daily. Most recently, OrbWorms was updated on October 31, 2026 and Alien Attack on November 5, 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.*