# 大路演 vs 极调研

The clearest difference is update cadence: 极调研 at every 4 days against 大路演's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

大路演 ships an update every 2 months, 极调研 every 4 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | 大路演 | 极调研 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 53 MB | 128 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Lidu Information Technology Co., LTD.](https://appshunter.io/developer/911003880) | [SHENZHEN GURU CLUB INFORMATION TECHNOLOGY CO.,LTD.](https://appshunter.io/developer/1093748365) |

## What reviewers say

### 大路演

[App page](https://appshunter.io/ios/app/id1523057100)

**Features:** macOS Compatibility

**In-app purchases:** none


### 极调研

[App page](https://appshunter.io/ios/app/id1611323604)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 大路演 free?

大路演 is free to download, with no in-app purchases.

### Is 极调研 free?

极调研 is free to download, with no in-app purchases.

### Do 大路演 or 极调研 have ads?

Neither 大路演 nor 极调研 shows ads.

### Which is updated more often, 大路演 or 极调研?

大路演 ships an update every 2 months, and 极调研 every 4 days. Most recently, 大路演 was updated on November 3, 2026 and 极调研 on November 3, 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.*