# 开房宝 vs 公式大师Pro

The clearest difference is rating: 公式大师Pro at 5.0 against 开房宝's 2.2. 公式大师Pro also leads on update cadence (every 3 weeks vs every 5 months). 开房宝's advantage is iOS requirement (10.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. 开房宝 sells 1 in-app purchase, starting at $9.49 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.

公式大师Pro holds the better App Store score, 5.0 against 2.2. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

开房宝 ships an update every 5 months, 公式大师Pro every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | 开房宝 | 公式大师Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (5 ratings)](https://appshunter.io/ios/app/id1518746659/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pro-a/id1537943079/reviews)** |
| Number of ratings | **5** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 35 MB | 14 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Lixin County Guanwai Network Technology Co., Ltd.](https://appshunter.io/developer/1572623686) | [治波 王](https://appshunter.io/developer/1744485157) |

## What reviewers say

### 开房宝

[App page](https://appshunter.io/ios/app/id1518746659)

This app assists with hotel, homestay, and apartment check-ins for business travelers. It offers a full-featured subscription for enhanced functionality. Manage your subscriptions easily through your App Store account settings.

**Highlights:** Business travel essential, Accommodation check-in aid, Full-featured subscription, Subscription management, Privacy policy included, Terms of service included

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| vip | $9.49 | per month |


### 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 开房宝 free?

开房宝 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, 开房宝 or 公式大师Pro?

公式大师Pro is rated higher. 开房宝 averages 2.2 out of 5 from 5 ratings, while 公式大师Pro averages 5.0 from 2 ratings.

### Do 开房宝 or 公式大师Pro have ads?

Neither 开房宝 nor 公式大师Pro shows ads.

### Which is updated more often, 开房宝 or 公式大师Pro?

开房宝 ships an update every 5 months, and 公式大师Pro every 3 weeks. Most recently, 开房宝 was updated on November 3, 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.*