# Tree Notebook vs HiMemo2

The clearest difference is update cadence: HiMemo2 at monthly against Tree Notebook's every 25 months. On price, ads, in-app purchases and monetization model there is nothing between them.

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

Tree Notebook ships an update every 25 months, HiMemo2 monthly. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Tree Notebook | HiMemo2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/tree-notebook/id1335136945/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Monthly** |
| Monetization | Free | Free |
| Size | 12 MB | 2 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Lena Pankratova](https://appshunter.io/developer/390058763) | [Hiroyuki Kawai](https://appshunter.io/developer/1286509355) |

## What reviewers say

### 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


### HiMemo2

[App page](https://appshunter.io/ios/app/himemo2/id1614965391)

Organize information with a simple, hierarchical structure. Easily add, edit, and view data in a tree format, and export it to other apps. Syncs across Apple devices and is accessible on Apple Watch.

**Highlights:** Hierarchical data entry and management, Cross-device sync (iPhone, iPad, Mac), Apple Watch browsing, Enhanced search functionality, Simple and intuitive UI, Plain text and HTML export

**In-app purchases:** none


## Frequently asked questions

### Is Tree Notebook free?

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

### Is HiMemo2 free?

HiMemo2 is free to download, with no in-app purchases.

### Do Tree Notebook or HiMemo2 have ads?

Neither Tree Notebook nor HiMemo2 shows ads.

### Which is updated more often, Tree Notebook or HiMemo2?

Tree Notebook ships an update every 25 months, and HiMemo2 monthly. Most recently, Tree Notebook was updated on September 30, 2026 and HiMemo2 on September 29, 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.*