# k线密码 vs 量化狗

The clearest difference is in-app purchases: k线密码 at none against 量化狗's 8. k线密码 also leads on iOS requirement (7.1 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. 量化狗 sells 8 in-app purchases, starting at $99.99 per month. k线密码 asks for nothing beyond the download.

## The numbers

| Metric | k线密码 | 量化狗 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.8 (11 ratings)](https://appshunter.io/ios/app/id1444983703/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 96.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 97 MB | 6 MB |
| Requires iOS | **7.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BEIJING JINHER SOFTWARE CO.LTD.](https://appshunter.io/developer/473901494) | [Guangzhou Feynman Information Technology Co., Ltd.](https://appshunter.io/developer/1444983702) |

## What reviewers say

### k线密码

[App page](https://appshunter.io/ios/app/k/id1006581233)

**In-app purchases:** none


### 量化狗

[App page](https://appshunter.io/ios/app/id1444983703)

This app uses mathematical models to predict cryptocurrency price movements, acting like an experienced trader to guide buy and sell decisions. It provides optimal entry and exit points for potential profit.

**Highlights:** Mathematical price prediction models, Buy/sell timing recommendations, Profit opportunity identification, Strategy subscription, Push notifications for market changes, Unlimited strategy access with premium

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $99.99 | per month |
| 包月订阅 | $129.99 | one-time |
| 无限卡30天 | $139.99 | one-time |
| 合约长线稳定1型 USD\|OKEX BSV 交易币种 30天 | $209.99 | one-time |
| MY_VIP_30 | $299.99 | one-time |
| 无限卡90天 | $349.99 | one-time |
| MY_VIP_60 | $499.99 | one-time |
| MY_VIP_90 | $699.99 | one-time |


## Frequently asked questions

### Is k线密码 free?

k线密码 is free to download, with no in-app purchases.

### Is 量化狗 free?

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

### Do k线密码 or 量化狗 have ads?

Neither k线密码 nor 量化狗 shows ads.

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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.*