# Carboncraft vs 空气猫猫AirPet

The clearest difference is in-app purchases: Carboncraft at none against 空气猫猫AirPet's 1. Carboncraft also leads on update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 空气猫猫AirPet sells 1 one-off in-app purchase. Carboncraft asks for nothing beyond the download.

Carboncraft ships an update every 3 days, 空气猫猫AirPet every 3 weeks. The most recent releases landed on November 12, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Carboncraft | 空气猫猫AirPet |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 126 MB | 79 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | **iPhone, iPad, Apple Watch, Vision Pro** | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [诚志 张](https://appshunter.io/developer/1765833656) | [佳有 蓝](https://appshunter.io/developer/1804527944) |

## What reviewers say

### Carboncraft

[App page](https://appshunter.io/ios/app/carboncraft/id6744351194)

This app gamifies eco-friendly living by letting you log low-carbon actions and use earned energy to build your own sustainable world. Engage in challenges and track your progress against global players.

**Highlights:** Log low-carbon behaviors with photo check-ins, Earn carbon energy for actions, Build and customize a virtual low-carbon world, Participate in weekly knowledge quizzes, Track achievements and compete on leaderboards

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### 空气猫猫AirPet

[App page](https://appshunter.io/ios/app/airpet/id6748581841)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO版动物 | $0.99 | one-time |


## Frequently asked questions

### Is Carboncraft free?

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

### Is 空气猫猫AirPet free?

空气猫猫AirPet is free to download, with in-app purchases available.

### Do Carboncraft or 空气猫猫AirPet have ads?

Neither Carboncraft nor 空气猫猫AirPet shows ads.

### Which is updated more often, Carboncraft or 空气猫猫AirPet?

Carboncraft ships an update every 3 days, and 空气猫猫AirPet every 3 weeks. Most recently, Carboncraft was updated on November 12, 2026 and 空气猫猫AirPet on October 30, 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.*