# 三年级数学奥数练习 听故事学数学3 vs 小学同步三年级

The clearest difference is in-app purchases: 三年级数学奥数练习 听故事学数学3 at none against 小学同步三年级's 2. 三年级数学奥数练习 听故事学数学3 also leads on iOS requirement (10.0 vs 12.0). 小学同步三年级's advantage is update cadence (every 3 months vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. 小学同步三年级 sells 2 one-off in-app purchases. 三年级数学奥数练习 听故事学数学3 asks for nothing beyond the download.

三年级数学奥数练习 听故事学数学3 ships an update every 11 months, 小学同步三年级 every 3 months. The most recent releases landed on September 8, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 三年级数学奥数练习 听故事学数学3 | 小学同步三年级 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Size | 56 MB | 98 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [涛 陈](https://appshunter.io/developer/1509220765) | [广州格林软件技术有限公司](https://appshunter.io/developer/1796064959) |

## What reviewers say

### 三年级数学奥数练习 听故事学数学3

[App page](https://appshunter.io/ios/app/3/id1135413612)

**Features:** macOS Compatibility

**In-app purchases:** none


### 小学同步三年级

[App page](https://appshunter.io/ios/app/id1558022585)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小学同步三年级季卡 | $5.99 | one-time |
| 小学同步三年级年卡 | $9.99 | one-time |


## Frequently asked questions

### Is 三年级数学奥数练习 听故事学数学3 free?

三年级数学奥数练习 听故事学数学3 is free to download, with no in-app purchases.

### Is 小学同步三年级 free?

小学同步三年级 is free to download, with in-app purchases available.

### Do 三年级数学奥数练习 听故事学数学3 or 小学同步三年级 have ads?

Neither 三年级数学奥数练习 听故事学数学3 nor 小学同步三年级 shows ads.

### Which is updated more often, 三年级数学奥数练习 听故事学数学3 or 小学同步三年级?

三年级数学奥数练习 听故事学数学3 ships an update every 11 months, and 小学同步三年级 every 3 months. Most recently, 三年级数学奥数练习 听故事学数学3 was updated on September 8, 2026 and 小学同步三年级 on September 21, 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.*