# PassiveTrack vs 研牛股票

The clearest difference is in-app purchases: 研牛股票 at none against PassiveTrack's 1. 研牛股票 also leads on update cadence (weekly vs every 2 months) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. PassiveTrack sells 1 in-app purchase, starting at $4.99 per month. 研牛股票 asks for nothing beyond the download.

PassiveTrack ships an update every 2 months, 研牛股票 weekly. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PassiveTrack | 研牛股票 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 38 MB | 62 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DMCS](https://appshunter.io/developer/1889106103) | [广东科德投资顾问有限公司](https://appshunter.io/developer/1040025730) |

## What reviewers say

### PassiveTrack

[App page](https://appshunter.io/ios/app/passivetrack/id6771440752)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PassiveTrack Pro | $4.99 | per month |


### 研牛股票

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

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

**In-app purchases:** none


## Frequently asked questions

### Is PassiveTrack free?

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

### Is 研牛股票 free?

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

### Do PassiveTrack or 研牛股票 have ads?

Neither PassiveTrack nor 研牛股票 shows ads.

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

PassiveTrack ships an update every 2 months, and 研牛股票 weekly. Most recently, PassiveTrack was updated on October 25, 2026 and 研牛股票 on October 9, 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.*