# 研牛股票 vs DeepAlpha 缠论

The clearest difference is update cadence: 研牛股票 at weekly against DeepAlpha 缠论's every 3 weeks. 研牛股票 also leads on iOS requirement (13.0 vs 17.0). 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.

研牛股票 ships an update weekly, DeepAlpha 缠论 every 3 weeks. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 研牛股票 | DeepAlpha 缠论 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 62 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [广东科德投资顾问有限公司](https://appshunter.io/developer/1040025730) | [巧利 陈](https://appshunter.io/developer/6799308286) |

## What reviewers say

### 研牛股票

[App page](https://appshunter.io/ios/app/id6793352673)

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

**In-app purchases:** none


### DeepAlpha 缠论

[App page](https://appshunter.io/ios/app/deepalpha/id6806500280)

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

**In-app purchases:** none


## Frequently asked questions

### Is 研牛股票 free?

研牛股票 is free to download, with no in-app purchases.

### Is DeepAlpha 缠论 free?

DeepAlpha 缠论 is free to download, with no in-app purchases.

### Do 研牛股票 or DeepAlpha 缠论 have ads?

Neither 研牛股票 nor DeepAlpha 缠论 shows ads.

### Which is updated more often, 研牛股票 or DeepAlpha 缠论?

研牛股票 ships an update weekly, and DeepAlpha 缠论 every 3 weeks. Most recently, 研牛股票 was updated on October 9, 2026 and DeepAlpha 缠论 on October 8, 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.*