# Jump Alien vs Cow Ducker

The clearest difference is in-app purchases: Jump Alien at none against Cow Ducker's 1. Cow Ducker's advantage is update cadence (every 8 days vs every 135 months) and device support. On price there is nothing between them.

Both are free to download. Cow Ducker sells 1 one-off in-app purchase. Jump Alien asks for nothing beyond the download.

Jump Alien ships an update every 135 months, Cow Ducker every 8 days. The most recent releases landed on September 10, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Jump Alien | Cow Ducker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (27 ratings)](https://appshunter.io/ios/app/cow-ducker/id1491272826/reviews)** |
| Number of ratings | — | **27** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | Every 135 months | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 12 MB |
| Requires iOS | 16.0 | **10.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Central Domains LLC](https://appshunter.io/developer/1896329345) | [Squidbeak Studios LLC](https://appshunter.io/developer/1798286565) |

## What reviewers say

### Jump Alien

[App page](https://appshunter.io/ios/app/jump-alien/id964680187)

**In-app purchases:** none


### Cow Ducker

[App page](https://appshunter.io/ios/app/cow-ducker/id1491272826)

An addictive infinite runner where you guide a cow to jump over spikes and duck under birds. Master two game modes, Endless and Challenge, to unlock new characters and test your skills.

**Highlights:** Infinite running gameplay, Jump and duck mechanics, Endless mode, Challenge mode with 40 levels, Unlockable characters, High score chasing

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Jump Alien free?

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

### Is Cow Ducker free?

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

### Which is updated more often, Jump Alien or Cow Ducker?

Jump Alien ships an update every 135 months, and Cow Ducker every 8 days. Most recently, Jump Alien was updated on September 10, 2026 and Cow Ducker on June 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.*