# Kosshi Outliner vs ScanWave Pro

The clearest difference is in-app purchases: ScanWave Pro at none against Kosshi Outliner's 1. Kosshi Outliner's advantage is update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kosshi Outliner sells 1 one-off in-app purchase. ScanWave Pro asks for nothing beyond the download.

Kosshi Outliner ships an update every 3 days, ScanWave Pro every 2 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Kosshi Outliner | ScanWave Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/kosshi-outliner/id6759483880/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 30 MB | 41 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Junichi Sato](https://appshunter.io/developer/1617496266) | [Bhupesh Gurung](https://appshunter.io/developer/1896291525) |

## What reviewers say

### Kosshi Outliner

[App page](https://appshunter.io/ios/app/kosshi-outliner/id6759483880)

This native outliner app allows you to organize thoughts with a hierarchical structure, zoom into specific sections, and format text using Markdown. It supports images, sketches, internal links, and reminders, with seamless iCloud sync across Apple devices.

**Highlights:** Hierarchical outlining with indentation, Zoom into specific rows, Markdown formatting, Image and file embedding, Apple Pencil sketches, Internal linking, Reminders and calendar sync

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kosshi Outliner | $24.99 | one-time |


### ScanWave Pro

[App page](https://appshunter.io/ios/app/scanwave-pro/id6768015094)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kosshi Outliner free?

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

### Is ScanWave Pro free?

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

### Do Kosshi Outliner or ScanWave Pro have ads?

Neither Kosshi Outliner nor ScanWave Pro shows ads.

### Which is updated more often, Kosshi Outliner or ScanWave Pro?

Kosshi Outliner ships an update every 3 days, and ScanWave Pro every 2 weeks. Most recently, Kosshi Outliner was updated on November 5, 2026 and ScanWave Pro on October 31, 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.*