# Alien Hunter 2D vs Robot Zephyr

The clearest difference is iOS requirement: Alien Hunter 2D at 12.0 against Robot Zephyr's 15.0. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Alien Hunter 2D sells 8 one-off in-app purchases and Robot Zephyr sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Robot Zephyr holds the better App Store score, 4.4 against 4.3. Both are backed by a comparable volume of ratings — 12 and 7 respectively.

Alien Hunter 2D ships an update every 6 days, Robot Zephyr every 5 days. The most recent releases landed on September 25, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Alien Hunter 2D | Robot Zephyr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (12 ratings)](https://appshunter.io/ios/app/alien-hunter-2d/id1563938449/reviews) | **[4.4 (7 ratings)](https://appshunter.io/ios/app/robot-zephyr/id6447117786/reviews)** |
| Number of ratings | **12** | 7 |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 228 MB | 322 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [AVALANCHE GAMES PTE LTD](https://appshunter.io/developer/1563938451) | [Hubei Huanzhi Technology Co., Ltd.](https://appshunter.io/developer/1660339019) |

## What reviewers say

### Alien Hunter 2D

[App page](https://appshunter.io/ios/app/alien-hunter-2d/id1563938449)

Engage in thrilling 2D side-scrolling battles against alien hordes. Move your hero, aim, and let automatic gunfire clear the path through numerous levels and challenging boss fights. Collect rewards and unlock powerful weapons to conquer diverse planets.

**Highlights:** 2D side-scrolling platformer, Auto-shooting gameplay, Boss battles, Vast weapon collection, Unlockable equipment, Multiple levels and locations

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Handful of gems | $0.99 | one-time |
| Small pack of gems | $3.99 | one-time |
| Small pack of gems 2 | $5.99 | one-time |
| Special offer | $9.99 | one-time |
| Great Bundle | $9.99 | one-time |
| Medium pack of gems | $12.99 | one-time |
| Medium Pack of Gems 2 | $17.99 | one-time |
| Large pack of gems | $24.99 | one-time |


### Robot Zephyr

[App page](https://appshunter.io/ios/app/robot-zephyr/id6447117786)

Embark on a futuristic escape as an awakened robot navigating challenging obstacles and fighting enemies in a 2D sci-fi adventure. Explore diverse worlds, utilize unique robot abilities, and conquer over 40 levels filled with action and excitement.

**Highlights:** 2D sci-fi action-adventure gameplay, Navigate challenging obstacles and traps, Fight enemies and boss guardians, Utilize unique robot abilities (run, jump, climb, attack, dash), Collect coins and power-ups, Explore four futuristic worlds with 40 levels

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 Coins | $0.99 | one-time |
| 2500 Coins | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 10000 Coins | $4.99 | one-time |


## Frequently asked questions

### Is Alien Hunter 2D free?

Alien Hunter 2D is free to download, with in-app purchases available.

### Is Robot Zephyr free?

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

### Which has better reviews, Alien Hunter 2D or Robot Zephyr?

Robot Zephyr is rated higher. Alien Hunter 2D averages 4.3 out of 5 from 12 ratings, while Robot Zephyr averages 4.4 from 7 ratings.

### Do Alien Hunter 2D or Robot Zephyr have ads?

Both Alien Hunter 2D and Robot Zephyr show ads.

### Which is updated more often, Alien Hunter 2D or Robot Zephyr?

Alien Hunter 2D ships an update every 6 days, and Robot Zephyr every 5 days. Most recently, Alien Hunter 2D was updated on September 25, 2026 and Robot Zephyr on September 9, 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.*