# Brook.app vs FluxBuilder Pro

The clearest difference is review sentiment: Brook.app at 84% against FluxBuilder Pro's 29%. Brook.app also leads on rating (4.3 vs 4.0) and ratings volume (177 vs 8). FluxBuilder Pro's advantage is in-app purchases (none vs 2) and iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Brook.app sells 2 in-app purchases, starting at $1.99 per month. FluxBuilder Pro asks for nothing beyond the download.

Brook.app holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Brook.app has 177 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 84% of Brook.app's written reviews are positive against 29% of FluxBuilder Pro's.

Brook.app ships an update every 6 weeks, FluxBuilder Pro monthly. The most recent releases landed on October 26, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Brook.app | FluxBuilder Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (177 ratings)](https://appshunter.io/ios/app/brookapp/id1216002642/reviews)** | [4.0 (8 ratings)](https://appshunter.io/ios/app/fluxbuilder-pro/id1503282735/reviews) |
| Number of ratings | **177** | 8 |
| Positive reviews | **83.7% of reviews** | 28.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | Freemium | **Free** |
| Best chart rank | **#143** | — |
| Size | 67 MB | 254 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [TxThinking, Inc.](https://appshunter.io/developer/1634589596) | [INSPIREUI COMPANY LIMITED](https://appshunter.io/developer/1192736196) |

## What reviewers say

### Brook.app

[App page](https://appshunter.io/ios/app/brookapp/id1216002642)

**Currently charting:** #143 Top Free · Developer Tools (US App Store)

This cross-platform network tool requires server deployment. A paid subscription offers enhanced features to support ongoing development and project continuity.

**Highlights:** Cross-platform network tool, Client-server software, Server deployment required, Paid subscription for advanced features, Supports project continuity

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brook Plus | $1.99 | per month |
| Brook Plus | $49.99 | per year |

**What reviewers like**

- 🚀 Perfect UDP support
- 🔒 Server information hiding capability
- 👍 Simple and intuitive interface
- 💪 Powerful network tool with extensive features
- 🌍 Cross-platform compatibility

**What reviewers complain about**

- 🐛 Frequent disconnections and auto-disconnects
- ⏱️ App crashes and performance degradation
- 📵 iOS 12 compatibility issues
- 🔌 VPN background process termination
- ❌ Limited app support (Instagram, YouTube, WhatsApp, Telegram, Facebook)

**Reported bugs**

- Frequent unexpected disconnections
- VPN process killed in background
- iOS 12.1 connection failures
- Connection button shows connected but not actually connected
- App crashes without warning

**Requested features**

- Server naming and alias functionality
- Auto-connect feature
- Global proxy toggle button
- Mac application version
- VPN support


### FluxBuilder Pro

[App page](https://appshunter.io/ios/app/fluxbuilder-pro/id1503282735)

Design and preview mobile apps directly on your device without needing desktop software or coding skills. Customize layouts, configure components, and integrate with popular e-commerce platforms to build your own app.

**Highlights:** Flexible design and easy customization, Simple component configuration, Build history and cross-device access, Integrations with e-commerce platforms, Dark/light mode themes, Pre-made templates

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

**In-app purchases:** none


## Frequently asked questions

### Is Brook.app free?

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

### Is FluxBuilder Pro free?

FluxBuilder Pro is free to download, with no in-app purchases.

### Which has better reviews, Brook.app or FluxBuilder Pro?

Brook.app is rated higher. Brook.app averages 4.3 out of 5 from 177 ratings, while FluxBuilder Pro averages 4.0 from 8 ratings.

### Do Brook.app or FluxBuilder Pro have ads?

Neither Brook.app nor FluxBuilder Pro shows ads.

### Which is updated more often, Brook.app or FluxBuilder Pro?

Brook.app ships an update every 6 weeks, and FluxBuilder Pro monthly. Most recently, Brook.app was updated on October 26, 2026 and FluxBuilder Pro on October 20, 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.*