# Outliner vs HiMemo2

The clearest difference is review sentiment: HiMemo2 at 100% against Outliner's 20%. HiMemo2 also leads on in-app purchases (none vs 2) and ads (none vs shown). Outliner's advantage is iOS requirement (17.6 vs 26.0). On price there is nothing between them.

Both are free to download. Outliner sells 2 one-off in-app purchases. HiMemo2 asks for nothing beyond the download.

Outliner ships an update every 14 months, HiMemo2 monthly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Outliner | HiMemo2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/outliner-ideas-and-lists/id1043577975/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 4 MB | 2 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [hirokazu murabe](https://appshunter.io/developer/894364772) | [Hiroyuki Kawai](https://appshunter.io/developer/1286509355) |

## What reviewers say

### Outliner

[App page](https://appshunter.io/ios/app/outliner-ideas-and-lists/id1043577975)

This app helps you organize thoughts and ideas with a simple yet powerful outliner. Create nested lists, manage multiple projects, and use intuitive controls to structure essays, novels, or tasks. Its clean interface minimizes distractions for focused thinking.

**Highlights:** Infinite hierarchy for nested lists, Intuitive controls for reordering items, Multiple document management, Focus-oriented minimalist interface, Idea capture and development

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide Advertisement | $2.99 | one-time |
| Remove Ads & Unlimited Docs | $3.99 | one-time |


### 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

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Outliner free?

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

### Is HiMemo2 free?

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

### Do Outliner or HiMemo2 have ads?

Outliner shows ads; HiMemo2 does not.

### Which is updated more often, Outliner or HiMemo2?

Outliner ships an update every 14 months, and HiMemo2 monthly. Most recently, Outliner was updated on October 29, 2026 and HiMemo2 on October 27, 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.*