# WebDuo Pro vs Tree Notebook

The clearest difference is price: Tree Notebook at Free against WebDuo Pro's $1.99. WebDuo Pro's advantage is update cadence (every 5 weeks vs every 25 months) and ratings volume (77 vs 5). On rating, ads, in-app purchases and monetization model there is nothing between them.

Tree Notebook is free to download; WebDuo Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.4 for WebDuo Pro against 4.4 for Tree Notebook. That said, the two scores are not equally well evidenced: WebDuo Pro has 77 ratings behind it against 5, so its average is the more settled of the two.

WebDuo Pro ships an update every 5 weeks, Tree Notebook every 25 months. The most recent releases landed on September 23, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | WebDuo Pro | Tree Notebook |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.4 (77 ratings)](https://appshunter.io/ios/app/webduo-pro/id1067465689/reviews) | [4.4 (5 ratings)](https://appshunter.io/ios/app/tree-notebook/id1335136945/reviews) |
| Number of ratings | **77** | 5 |
| Positive reviews | 58.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 25 months |
| Monetization | Free | Free |
| Size | 18 MB | 12 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Michael Sacks](https://appshunter.io/developer/1516747583) | [Elena Pankratova](https://appshunter.io/developer/390058763) |

## What reviewers say

### WebDuo Pro

[App page](https://appshunter.io/ios/app/webduo-pro/id1067465689)

Browse two websites simultaneously, side-by-side, on your iOS device. Enhance productivity by viewing multiple web pages at once. On compatible iPads, you can even view three browsers using multitasking.

**Highlights:** Browse two websites simultaneously, Side-by-side web viewing, Supports any iOS device, Triple browser on compatible iPads, Multitasking integration

**Features:** Vision Pro support

**In-app purchases:** none


### Tree Notebook

[App page](https://appshunter.io/ios/app/tree-notebook/id1335136945)

Organize personal information with a hierarchical notes manager. Structure data into a tree-like hierarchy of folders and notes, with options for public and encrypted private sections. Features include powerful search, customizable item appearance, and event reminders.

**Highlights:** Tree-like hierarchical organization, Public and encrypted private data sections, Attachments (images, files), Multiple data views (tree, list, favorites, history), Powerful search capabilities, Customizable item appearance, Event reminders and calendar

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WebDuo Pro free?

WebDuo Pro costs $1.99, with no in-app purchases.

### Is Tree Notebook free?

Tree Notebook is free to download, with no in-app purchases.

### Which has better reviews, WebDuo Pro or Tree Notebook?

WebDuo Pro and Tree Notebook are both rated 4.4 out of 5 on the App Store, from 77 and 5 ratings respectively.

### Do WebDuo Pro or Tree Notebook have ads?

Neither WebDuo Pro nor Tree Notebook shows ads.

### Which is updated more often, WebDuo Pro or Tree Notebook?

WebDuo Pro ships an update every 5 weeks, and Tree Notebook every 25 months. Most recently, WebDuo Pro was updated on September 23, 2026 and Tree Notebook on September 12, 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.*