# AI宝宝日记 vs 胎儿生长记录

The clearest difference is in-app purchases: 胎儿生长记录 at none against AI宝宝日记's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AI宝宝日记 sells 3 in-app purchases, starting at $2.99 per month. 胎儿生长记录 asks for nothing beyond the download.

AI宝宝日记 ships an update every 10 days, 胎儿生长记录 every 2 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI宝宝日记 | 胎儿生长记录 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Size | 15 MB | 11 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [山西深海科技有限公司](https://appshunter.io/developer/6791085339) | [连全 陈](https://appshunter.io/developer/1647939588) |

## What reviewers say

### AI宝宝日记

[App page](https://appshunter.io/ios/app/ai/id6777001348)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小宝 Plus 连续包月 | $2.99 | per month |
| 小宝 Plus 连续包季 | $6.99 | per 3 months |
| 小宝 Plus 连续包年 | $29.99 | per year |


### 胎儿生长记录

[App page](https://appshunter.io/ios/app/id6808578748)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI宝宝日记 free?

AI宝宝日记 is free to download, with in-app purchases available.

### Is 胎儿生长记录 free?

胎儿生长记录 is free to download, with no in-app purchases.

### Do AI宝宝日记 or 胎儿生长记录 have ads?

Neither AI宝宝日记 nor 胎儿生长记录 shows ads.

### Which is updated more often, AI宝宝日记 or 胎儿生长记录?

AI宝宝日记 ships an update every 10 days, and 胎儿生长记录 every 2 weeks. Most recently, AI宝宝日记 was updated on November 5, 2026 and 胎儿生长记录 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.*