# 大河之声 vs J助手

The clearest difference is in-app purchases: 大河之声 at none against J助手's 6. J助手's advantage is update cadence (every 2 months vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. J助手 sells 6 one-off in-app purchases. 大河之声 asks for nothing beyond the download.

大河之声 ships an update every 4 months, J助手 every 2 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | 大河之声 | J助手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 203 MB | 35 MB |
| Requires iOS | 10.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [吉林电视台](https://appshunter.io/developer/927235005) | [长春易考医考文化传播有限公司](https://appshunter.io/developer/1439148693) |

## What reviewers say

### 大河之声

[App page](https://appshunter.io/ios/app/id1438505068)

**Features:** macOS Compatibility

**In-app purchases:** none


### J助手

[App page](https://appshunter.io/ios/app/j/id1439148694)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| J助手 | $0.99 | one-time |
| J助手 | $2.99 | one-time |
| J助手 | $3.99 | one-time |
| J助手 | $5.99 | one-time |
| J助手 | $6.99 | one-time |
| J助手 | $14.99 | one-time |


## Frequently asked questions

### Is 大河之声 free?

大河之声 is free to download, with no in-app purchases.

### Is J助手 free?

J助手 is free to download, with in-app purchases available.

### Do 大河之声 or J助手 have ads?

Neither 大河之声 nor J助手 shows ads.

### Which is updated more often, 大河之声 or J助手?

大河之声 ships an update every 4 months, and J助手 every 2 months. Most recently, 大河之声 was updated on October 26, 2026 and J助手 on October 26, 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.*