# Knowledge from OnlineObjects vs Tree Notebook

The clearest difference is rating: Knowledge from OnlineObjects at 5.0 against Tree Notebook's 4.4. Knowledge from OnlineObjects also leads on update cadence (every 4 months vs every 25 months) and iOS requirement (13.0 vs 15.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Knowledge from OnlineObjects holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

Knowledge from OnlineObjects ships an update every 4 months, Tree Notebook every 25 months. The most recent releases landed on September 26, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Knowledge from OnlineObjects | Tree Notebook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/knowledge-from-onlineobjects/id1227523203/reviews)** | [4.4 (5 ratings)](https://appshunter.io/ios/app/tree-notebook/id1335136945/reviews) |
| Number of ratings | 2 | **5** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 25 months |
| Monetization | Free | Free |
| Size | 4 MB | 12 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Jonas Munk](https://appshunter.io/developer/1186363761) | [Lena Pankratova](https://appshunter.io/developer/390058763) |

## What reviewers say

### Knowledge from OnlineObjects

[App page](https://appshunter.io/ios/app/knowledge-from-onlineobjects/id1227523203)

Organize your thoughts and information with a personal knowledge base. Save web pages, highlight text, and sync across devices. Create questions and link answers to build a comprehensive understanding of any topic.

**Highlights:** Save web pages, Highlight text, Ad-free viewing, Sync between devices, Create questions and answers, Pose hypotheses, Share extension

**Features:** macOS Compatibility

**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 Knowledge from OnlineObjects free?

Knowledge from OnlineObjects is free to download, with no in-app purchases.

### Is Tree Notebook free?

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

### Which has better reviews, Knowledge from OnlineObjects or Tree Notebook?

Knowledge from OnlineObjects is rated higher. Knowledge from OnlineObjects averages 5.0 out of 5 from 2 ratings, while Tree Notebook averages 4.4 from 5 ratings.

### Do Knowledge from OnlineObjects or Tree Notebook have ads?

Neither Knowledge from OnlineObjects nor Tree Notebook shows ads.

### Which is updated more often, Knowledge from OnlineObjects or Tree Notebook?

Knowledge from OnlineObjects ships an update every 4 months, and Tree Notebook every 25 months. Most recently, Knowledge from OnlineObjects was updated on September 26, 2026 and Tree Notebook on September 30, 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.*