# 银环蛇 vs K线量化模型

The clearest difference is iOS requirement: 银环蛇 at 13 against K线量化模型's 18.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 银环蛇 sells 4 one-off in-app purchases 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.

银环蛇 ships an update every 3 weeks, K线量化模型 fortnightly. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 银环蛇 | K线量化模型 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 55 MB | 3 MB |
| Requires iOS | **13** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai Zamgu Network Technology Co.,Ltd.](https://appshunter.io/developer/1534597530) | [桂珍 王](https://appshunter.io/developer/1816092243) |

## What reviewers say

### 银环蛇

[App page](https://appshunter.io/ios/app/id6479283779)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP Card (1 Month) | $2.99 | one-time |
| VIP Card (3 Months) | $4.99 | one-time |
| VIP Card (6 Months) | $7.99 | one-time |
| VIP Card (12 Months) | $14.99 | 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 银环蛇 free?

银环蛇 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 银环蛇 or K线量化模型 have ads?

Neither 银环蛇 nor K线量化模型 shows ads.

### Which is updated more often, 银环蛇 or K线量化模型?

银环蛇 ships an update every 3 weeks, and K线量化模型 fortnightly. Most recently, 银环蛇 was updated on October 3, 2026 and K线量化模型 on October 13, 2026.

---

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