# 小学同步六年级 vs 数学口算HD

The clearest difference is update cadence: 小学同步六年级 at every 3 months against 数学口算HD's every 6 months. 数学口算HD's advantage is iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 小学同步六年级 sells 2 one-off in-app purchases and 数学口算HD sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

小学同步六年级 ships an update every 3 months, 数学口算HD every 6 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 小学同步六年级 | 数学口算HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/hd/id1632726087/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | — | Free with in-app purchases |
| Size | 100 MB | 4 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广州格林软件技术有限公司](https://appshunter.io/developer/1796064959) | [摇摇 章](https://appshunter.io/developer/1570032236) |

## What reviewers say

### 小学同步六年级

[App page](https://appshunter.io/ios/app/id1558054444)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小学同步六年级季卡 | $5.99 | one-time |
| 小学同步六年级年卡 | $9.99 | one-time |


### 数学口算HD

[App page](https://appshunter.io/ios/app/hd/id1632726087)

This app simulates paper-based math drills for elementary students, offering customizable practice tests, automatic grading, and detailed error analysis. It covers addition, subtraction, multiplication, division, decimals, and fractions for grades 1-6, with a large question bank and printable options.

**Highlights:** Simulated paper test experience, Customizable test generation, Automatic grading and error analysis, Printable practice sheets, Grade-level specific question bank, Handwriting practice area

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一年级口算 | $2.99 | one-time |
| 二年级口算 | $2.99 | one-time |
| 三年级口算 | $2.99 | one-time |
| 四年级口算 | $2.99 | one-time |
| 五年级口算 | $2.99 | one-time |
| 六年级口算 | $2.99 | one-time |
| 数学口算至尊VIP | $4.99 | one-time |


## Frequently asked questions

### Is 小学同步六年级 free?

小学同步六年级 is free to download, with in-app purchases available.

### Is 数学口算HD free?

数学口算HD is free to download, with in-app purchases available.

### Do 小学同步六年级 or 数学口算HD have ads?

Neither 小学同步六年级 nor 数学口算HD shows ads.

### Which is updated more often, 小学同步六年级 or 数学口算HD?

小学同步六年级 ships an update every 3 months, and 数学口算HD every 6 months. Most recently, 小学同步六年级 was updated on October 25, 2026 and 数学口算HD on October 24, 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.*