# Alien Robot Defender Free vs SharkEvolutionRun

The clearest difference is ads: Alien Robot Defender Free at none against SharkEvolutionRun's shown. Alien Robot Defender Free also leads on iOS requirement (6.0 vs 11.0). SharkEvolutionRun's advantage is update cadence (every 2 days vs every 50 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Alien Robot Defender Free ships an update every 50 months, SharkEvolutionRun every 2 days. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Alien Robot Defender Free | SharkEvolutionRun |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/alien-robot-defender-free/id548626813/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 50 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 13 MB | 87 MB |
| Requires iOS | **6.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Mike Hempfling](https://appshunter.io/developer/422781074) | [TILTLABS (OPC) PRIVATE LIMITED](https://appshunter.io/developer/979881416) |

## What reviewers say

### Alien Robot Defender Free

[App page](https://appshunter.io/ios/app/alien-robot-defender-free/id548626813)

Engage in a classic side-scrolling shooter, defending against waves of alien robots. Strategically shoot invaders to unlock new levels and achieve high scores. Different robot behaviors add to the challenge.

**Highlights:** Classic side-scrolling gameplay, Battle alien robots, Unlock new levels, High score challenges, Master 40 levels, Sharp shooter bonus

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

**In-app purchases:** none


### SharkEvolutionRun

[App page](https://appshunter.io/ios/app/sharkevolutionrun/id6478055499)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Alien Robot Defender Free free?

Alien Robot Defender Free is free to download, with no in-app purchases.

### Is SharkEvolutionRun free?

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

### Do Alien Robot Defender Free or SharkEvolutionRun have ads?

SharkEvolutionRun shows ads; Alien Robot Defender Free does not.

### Which is updated more often, Alien Robot Defender Free or SharkEvolutionRun?

Alien Robot Defender Free ships an update every 50 months, and SharkEvolutionRun every 2 days. Most recently, Alien Robot Defender Free was updated on November 1, 2026 and SharkEvolutionRun on November 4, 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.*