# Orbit defenders vs Cellular Beast

The clearest difference is in-app purchases: Orbit defenders at none against Cellular Beast's 6. Orbit defenders also leads on iOS requirement (10.1 vs 12.0). Cellular Beast's advantage is update cadence (every 9 days vs every 3 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Cellular Beast sells 6 one-off in-app purchases. Orbit defenders asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Orbit defenders against 5.0 for Cellular Beast. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Orbit defenders ships an update every 3 weeks, Cellular Beast every 9 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Orbit defenders | Cellular Beast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/orbit-defenders/id1519670204/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/cellular-beast/id6504751569/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 78 MB | 127 MB |
| Requires iOS | **10.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Nezam Ansari](https://appshunter.io/developer/1622381137) | [LITTLELIGHTS HONG KONG LIMITED](https://appshunter.io/developer/1753678377) |

## What reviewers say

### Orbit defenders

[App page](https://appshunter.io/ios/app/orbit-defenders/id1519670204)

Engage in a thrilling spaceship shooter experience, defending the Earth from alien invaders. Progress through levels to unlock new equipment or test your endurance in an endless battle mode.

**Highlights:** Spaceship shooter gameplay, Eliminate aliens, Level Mode with equipment unlocks, Infinity Mode with gold and item purchases, Defend against sky invaders

**Features:** macOS Compatibility

**In-app purchases:** none


### Cellular Beast

[App page](https://appshunter.io/ios/app/cellular-beast/id6504751569)

Engage in a unique tower defense experience set within the human body. Battle viruses with beneficial cells to heal patients and restore health from a microscopic viewpoint.

**Highlights:** Microscopic combat gameplay, Treating various illnesses, Cell vs. virus battles, Restoring patient health, Casual tower defense mechanics

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 60 antibiotics | $0.99 | one-time |
| 330 antibiotics | $4.99 | one-time |
| 720 antibiotics | $9.99 | one-time |
| 1480 antibiotics | $19.99 | one-time |
| 3780 antibiotics | $49.99 | one-time |
| 7580 antibiotics | $99.99 | one-time |


## Frequently asked questions

### Is Orbit defenders free?

Orbit defenders is free to download, with no in-app purchases.

### Is Cellular Beast free?

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

### Which has better reviews, Orbit defenders or Cellular Beast?

Orbit defenders and Cellular Beast are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do Orbit defenders or Cellular Beast have ads?

Both Orbit defenders and Cellular Beast show ads.

### Which is updated more often, Orbit defenders or Cellular Beast?

Orbit defenders ships an update every 3 weeks, and Cellular Beast every 9 days. Most recently, Orbit defenders was updated on October 13, 2026 and Cellular Beast 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.*