# K线练习 vs K线量化模型

The clearest difference is ads: K线量化模型 at none against K线练习's shown. K线练习's advantage is iOS requirement (9.0 vs 18.2). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. K线练习 sells 1 one-off in-app purchase and K线量化模型 sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

K线练习 ships an update every 2 weeks, K线量化模型 fortnightly. The most recent releases landed on September 10, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | K线练习 | K线量化模型 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Size | 97 MB | 3 MB |
| Requires iOS | **9.0** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [武强 孟](https://appshunter.io/developer/1504892480) | [桂珍 王](https://appshunter.io/developer/1816092243) |

## What reviewers say

### K线练习

[App page](https://appshunter.io/ios/app/k/id1511778905)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| vip会员 | $4.99 | one-time |


### K线量化模型

[App page](https://appshunter.io/ios/app/k/id6756175832)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $4.99 | one-time |
| 年度会员 | $14.99 | one-time |
| 终身会员 | $39.99 | one-time |


## Frequently asked questions

### Is K线练习 free?

K线练习 is free to download, with in-app purchases available.

### Is K线量化模型 free?

K线量化模型 is free to download, with in-app purchases available.

### Do K线练习 or K线量化模型 have ads?

K线练习 shows ads; K线量化模型 does not.

### Which is updated more often, K线练习 or K线量化模型?

K线练习 ships an update every 2 weeks, and K线量化模型 fortnightly. Most recently, K线练习 was updated on September 10, 2026 and K线量化模型 on September 27, 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.*