# 日历集 vs 儿童牙刷Pro

The clearest difference is in-app purchases: 儿童牙刷Pro at none against 日历集's 3. 儿童牙刷Pro also leads on iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. 日历集 sells 3 in-app purchases, starting at $0.49 per month. 儿童牙刷Pro asks for nothing beyond the download.

## The numbers

| Metric | 日历集 | 儿童牙刷Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Size | 249 MB | 47 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [建文 张](https://appshunter.io/developer/966113885) | [易客创新(泉州)智能科技有限公司](https://appshunter.io/developer/1683294855) |

## What reviewers say

### 日历集

[App page](https://appshunter.io/ios/app/id1598922501)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.49 | per month |
| Yearly | $1.99 | per year |
| Lifetime | $1.99 | one-time |


### 儿童牙刷Pro

[App page](https://appshunter.io/ios/app/pro/id6446961741)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 日历集 free?

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

### Is 儿童牙刷Pro free?

儿童牙刷Pro is free to download, with no in-app purchases.

### Do 日历集 or 儿童牙刷Pro have ads?

Neither 日历集 nor 儿童牙刷Pro shows ads.

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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.*