# 顽主杯 vs Stock AI

顽主杯 and Stock AI are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

顽主杯 ships an update every 5 weeks, Stock AI every 3 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | 顽主杯 | Stock AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 7 MB | 8 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [长沙淼莱信息科技有限公司](https://appshunter.io/developer/1655313612) | [华 江](https://appshunter.io/developer/952743020) |

## What reviewers say

### 顽主杯

[App page](https://appshunter.io/ios/app/id6444557166)

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

**In-app purchases:** none


### Stock AI

[App page](https://appshunter.io/ios/app/stock-ai/id6790083682)

**In-app purchases:** none


## Frequently asked questions

### Is 顽主杯 free?

顽主杯 is free to download, with no in-app purchases.

### Is Stock AI free?

Stock AI is free to download, with no in-app purchases.

### Do 顽主杯 or Stock AI have ads?

Neither 顽主杯 nor Stock AI shows ads.

### Which is updated more often, 顽主杯 or Stock AI?

顽主杯 ships an update every 5 weeks, and Stock AI every 3 weeks. Most recently, 顽主杯 was updated on October 25, 2026 and Stock AI on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*