# 四年级数学下册 vs 小学PEP英语同步

The clearest difference is update cadence: 小学PEP英语同步 at every 2 weeks against 四年级数学下册's every 3 months. 四年级数学下册's advantage is iOS requirement (9.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 四年级数学下册 sells 1 one-off in-app purchase and 小学PEP英语同步 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

四年级数学下册 ships an update every 3 months, 小学PEP英语同步 every 2 weeks. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 四年级数学下册 | 小学PEP英语同步 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1499337277/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 160 MB | 59 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [立勋 丁](https://appshunter.io/developer/1477711317) | [圣新 熊](https://appshunter.io/developer/1522431434) |

## What reviewers say

### 四年级数学下册

[App page](https://appshunter.io/ios/app/id1499337277)

This educational app provides synchronized learning content for fourth-grade math, featuring clear audio explanations and interactive elements. It aims to replace traditional learning machines with a portable, digital solution for students.

**Highlights:** Synchronized textbook content, Bilingual audio readings, Math concept explanations, Interactive learning, Lesson schedule integration

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁教材完整内容并去除广告 | $1.99 | one-time |


### 小学PEP英语同步

[App page](https://appshunter.io/ios/app/pep/id1567492708)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁一下全部内容 | $2.99 | one-time |
| 解锁二上全部内容 | $2.99 | one-time |
| 解锁二下全部内容 | $2.99 | one-time |
| 解锁三上全部内容 | $2.99 | one-time |
| 解锁四上全部内容 | $2.99 | one-time |
| 解锁三下全部内容 | $2.99 | one-time |
| 解锁四下全部内容 | $2.99 | one-time |
| 解锁六上全部内容 | $2.99 | one-time |
| 解锁五下全部内容 | $2.99 | one-time |
| 解锁五上全部内容 | $2.99 | one-time |


## Frequently asked questions

### Is 四年级数学下册 free?

四年级数学下册 is free to download, with in-app purchases available.

### Is 小学PEP英语同步 free?

小学PEP英语同步 is free to download, with in-app purchases available.

### Do 四年级数学下册 or 小学PEP英语同步 have ads?

Neither 四年级数学下册 nor 小学PEP英语同步 shows ads.

### Which is updated more often, 四年级数学下册 or 小学PEP英语同步?

四年级数学下册 ships an update every 3 months, and 小学PEP英语同步 every 2 weeks. Most recently, 四年级数学下册 was updated on October 29, 2026 and 小学PEP英语同步 on October 27, 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.*