# Foster Kitten vs CatCompanion

The clearest difference is update cadence: CatCompanion at every 3 days against Foster Kitten's every 9 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Foster Kitten sells 2 in-app purchases, starting at $2.99 per month and CatCompanion sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Foster Kitten ships an update every 9 days, CatCompanion every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Foster Kitten | CatCompanion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/foster-kitten/id6754807732/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 64 MB | 94 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Odysseus Wenger](https://appshunter.io/developer/1850193796) | [Pernilla Richette](https://appshunter.io/developer/1886960018) |

## What reviewers say

### Foster Kitten

[App page](https://appshunter.io/ios/app/foster-kitten/id6754807732)

This app helps foster caregivers meticulously track the health and development of kittens. It logs daily weights, feedings, symptoms, and medications, offering AI-powered stool assessments and growth analysis to inform care decisions and facilitate communication with veterinarians.

**Highlights:** Daily health and development logging, AI-powered stool assessment, Growth and feeding monitoring, Socialization tracking, Caregiver and shelter management tools, Baby Book for milestones

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Foster Kitten (Basic) | $2.99 | per month |
| Foster Kitten (Pro) | $3.99 | per month |


### CatCompanion

[App page](https://appshunter.io/ios/app/catcompanion/id6760948593)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CatCompanion Plus | $2.99 | per month |
| Cat Breeder | $7.99 | per month |
| CatCompanion Plus Yearly | $24.99 | per year |
| Cat Breeder Yearly | $59.99 | per year |


## Frequently asked questions

### Is Foster Kitten free?

Foster Kitten is free to download, with in-app purchases available.

### Is CatCompanion free?

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

### Do Foster Kitten or CatCompanion have ads?

Neither Foster Kitten nor CatCompanion shows ads.

### Which is updated more often, Foster Kitten or CatCompanion?

Foster Kitten ships an update every 9 days, and CatCompanion every 3 days. Most recently, Foster Kitten was updated on October 30, 2026 and CatCompanion on October 31, 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.*