# 选股系统 vs 公式大师Pro

The clearest difference is ads: 公式大师Pro at none against 选股系统's shown. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. 选股系统 sells 3 in-app purchases, starting at $0.99 per month and 公式大师Pro sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for 选股系统 against 5.0 for 公式大师Pro. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

选股系统 ships an update monthly, 公式大师Pro every 3 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 选股系统 | 公式大师Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/id1459286055/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/pro-a/id1537943079/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 6 MB | 14 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [EO Studio](https://appshunter.io/developer/1459286054) | [治波 王](https://appshunter.io/developer/1744485157) |

## What reviewers say

### 选股系统

[App page](https://appshunter.io/ios/app/id1459286055)

This app provides real-time stock market monitoring and alerts for A-shares. It focuses on delivering timely notifications for important changes in your selected stocks and the overall market. Features include custom watchlists, condition-based alerts, and market-wide monitoring for unusual activity.

**Highlights:** Custom stock watchlists, Price and performance alerts, Real-time market monitoring, Technical indicator alerts (KDJ, MACD), Index and stock market browsing, Industry strength analysis

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月会员 | $0.99 | per month |
| 连续包年会员 | $4.99 | per year |
| 终身特权会员 | $12.99 | one-time |


### 公式大师Pro

[App page](https://appshunter.io/ios/app/pro-a/id1537943079)

This app helps stock traders find profitable stocks using AI-powered selection formulas and technical analysis tools. It offers a community of traders, a formula store, and tutorials for beginners. It supports custom formula creation and real-time market data.

**Highlights:** AI-powered stock selection, Community of stock traders, Formula store with AI formulas, Custom formula editor with syntax highlighting, Real-time market data, Technical indicators (MACD, KDJ, etc.), Formula tutorials

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 18金币 | $2.99 | one-time |
| 100金币 | $14.99 | one-time |
| 专家VIP | $22.99 | one-time |
| 300金币 | $49.99 | one-time |


## Frequently asked questions

### Is 选股系统 free?

选股系统 is free to download, with in-app purchases available.

### Is 公式大师Pro free?

公式大师Pro is free to download, with in-app purchases available.

### Which has better reviews, 选股系统 or 公式大师Pro?

选股系统 and 公式大师Pro are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do 选股系统 or 公式大师Pro have ads?

选股系统 shows ads; 公式大师Pro does not.

### Which is updated more often, 选股系统 or 公式大师Pro?

选股系统 ships an update monthly, and 公式大师Pro every 3 weeks. Most recently, 选股系统 was updated on November 6, 2026 and 公式大师Pro on November 3, 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.*