# 伴伴 vs Star Pet Diary

伴伴 and Star Pet Diary are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 伴伴 sells 7 in-app purchases, starting at $2.99 per month and Star Pet Diary sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 伴伴 | Star Pet Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Size | 6 MB | 54 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [丹 李](https://appshunter.io/developer/6791005915) | [文雯 唐](https://appshunter.io/developer/6789163675) |

## What reviewers say

### 伴伴

[App page](https://appshunter.io/ios/app/ai/id6799460035)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 基础陪伴（连续包月） | $2.99 | per month |
| 日常陪伴（连续包月） | $3.99 | per month |
| 基础陪伴（连续包季） | $6.99 | per 3 months |
| 深度陪伴（连续包月） | $7.99 | per month |
| 日常陪伴（连续包季） | $9.99 | per 3 months |
| 基础陪伴（包年） | $24.99 | per year |
| 日常陪伴（包年） | $39.99 | per year |


### Star Pet Diary

[App page](https://appshunter.io/ios/app/star-pet-diary/id6802170445)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly member | $2.99 | per month |
| Annual member | $9.99 | per year |
| Permanent Member | $12.99 | one-time |


## Frequently asked questions

### Is 伴伴 free?

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

### Is Star Pet Diary free?

Star Pet Diary is free to download, with in-app purchases available.

### Do 伴伴 or Star Pet Diary have ads?

Neither 伴伴 nor Star Pet Diary shows ads.

### Which is updated more often, 伴伴 or Star Pet Diary?

伴伴 ships an update every 2 days, and Star Pet Diary every 2 days. Most recently, 伴伴 was updated on October 3, 2026 and Star Pet Diary on October 11, 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.*