# Kaer Tracker vs 宠Ai

The clearest difference is update cadence: 宠Ai at every 2 days against Kaer Tracker's every 6 weeks. On price, ads, 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.

Kaer Tracker ships an update every 6 weeks, 宠Ai every 2 days. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Kaer Tracker | 宠Ai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Size | 10 MB | 101 MB |
| Requires iOS | **14.4** | 15 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shandong Kaer Electric Co.,Ltd](https://appshunter.io/developer/1682003824) | [联通时科(北京)信息技术有限公司](https://appshunter.io/developer/1891641740) |

## What reviewers say

### Kaer Tracker

[App page](https://appshunter.io/ios/app/kaer-tracker/id6478473780)

**Features:** macOS Compatibility

**In-app purchases:** none


### 宠Ai

[App page](https://appshunter.io/ios/app/ai/id6761821124)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kaer Tracker free?

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

### Is 宠Ai free?

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

### Do Kaer Tracker or 宠Ai have ads?

Neither Kaer Tracker nor 宠Ai shows ads.

### Which is updated more often, Kaer Tracker or 宠Ai?

Kaer Tracker ships an update every 6 weeks, and 宠Ai every 2 days. Most recently, Kaer Tracker was updated on September 9, 2026 and 宠Ai on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*