# 赫兹量化 vs ETF智选

The clearest difference is in-app purchases: 赫兹量化 at none against ETF智选's 6. 赫兹量化 also leads on iOS requirement (12.0 vs 15.1). ETF智选's advantage is update cadence (every 2 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. ETF智选 sells 6 one-off in-app purchases. 赫兹量化 asks for nothing beyond the download.

赫兹量化 ships an update every 6 weeks, ETF智选 every 2 days. The most recent releases landed on September 14, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 赫兹量化 | ETF智选 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Size | 45 MB | 19 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [杭州旨成网络科技有限公司](https://appshunter.io/developer/1813806439) | [治波 王](https://appshunter.io/developer/1744485157) |

## What reviewers say

### 赫兹量化

[App page](https://appshunter.io/ios/app/id6745773018)

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

**In-app purchases:** none


### ETF智选

[App page](https://appshunter.io/ios/app/etf-app/id6747819782)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6万算粒 | $2.99 | one-time |
| 月度VIP-首充福利 | $2.99 | one-time |
| 60万算粒 | $19.99 | one-time |
| 月度VIP | $29.99 | one-time |
| 180万算粒 | $49.99 | one-time |
| 年度VIP | $149.99 | one-time |


## Frequently asked questions

### Is 赫兹量化 free?

赫兹量化 is free to download, with no in-app purchases.

### Is ETF智选 free?

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

### Do 赫兹量化 or ETF智选 have ads?

Neither 赫兹量化 nor ETF智选 shows ads.

### Which is updated more often, 赫兹量化 or ETF智选?

赫兹量化 ships an update every 6 weeks, and ETF智选 every 2 days. Most recently, 赫兹量化 was updated on September 14, 2026 and ETF智选 on September 19, 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.*