# Alien Schmalien vs PetBox：虚拟宠物养成与陪伴

The clearest difference is update cadence: Alien Schmalien at every 2 days against PetBox：虚拟宠物养成与陪伴's every 8 days. PetBox：虚拟宠物养成与陪伴's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Alien Schmalien sells 1 one-off in-app purchase and PetBox：虚拟宠物养成与陪伴 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Alien Schmalien ships an update every 2 days, PetBox：虚拟宠物养成与陪伴 every 8 days. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Alien Schmalien | PetBox：虚拟宠物养成与陪伴 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/alien-schmalien-virtual-pet/id6753153095/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 24 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 9+ | 4+ |
| Developer | [Richard Stokes](https://appshunter.io/developer/1684839871) | [Beijing XingheBit Science & Technology Development Co., Ltd.](https://appshunter.io/developer/1882505330) |

## What reviewers say

### Alien Schmalien

[App page](https://appshunter.io/ios/app/alien-schmalien-virtual-pet/id6753153095)

Nurture a unique alien companion with this retro-inspired virtual pet game. Feed, clean, and entertain your extraterrestrial friend, customizing its appearance and unlocking cosmic accessories. Experience classic handheld vibes with a quirky personality and persistent gameplay.

**Highlights:** Feed, clean, and rest your alien, Customize with hats, sunglasses, and more, Unlock starry backdrops and cosmic effects, Retro 4-shade green pixel art, Persistent pet that lives when away, Catch UFO sightings for rewards

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Alien Wardrobe | $0.99 | one-time |


### PetBox：虚拟宠物养成与陪伴

[App page](https://appshunter.io/ios/app/petbox/id6790362436)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PetBox 完整版 | $1.99 | one-time |


## Frequently asked questions

### Is Alien Schmalien free?

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

### Is PetBox：虚拟宠物养成与陪伴 free?

PetBox：虚拟宠物养成与陪伴 is free to download, with in-app purchases available.

### Do Alien Schmalien or PetBox：虚拟宠物养成与陪伴 have ads?

Neither Alien Schmalien nor PetBox：虚拟宠物养成与陪伴 shows ads.

### Which is updated more often, Alien Schmalien or PetBox：虚拟宠物养成与陪伴?

Alien Schmalien ships an update every 2 days, and PetBox：虚拟宠物养成与陪伴 every 8 days. Most recently, Alien Schmalien was updated on October 12, 2026 and PetBox：虚拟宠物养成与陪伴 on October 28, 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.*