# KUU vs kaosuke

The clearest difference is in-app purchases: kaosuke at none against KUU's 3. kaosuke also leads on iOS requirement (18.0 vs 26.0). KUU's advantage is update cadence (every 5 days vs every 3 weeks) and device support (4 vs 1). On price and ads there is nothing between them.

Both are free to download. KUU sells 3 in-app purchases, starting at $5.99 per month. kaosuke asks for nothing beyond the download.

KUU ships an update every 5 days, kaosuke every 3 weeks. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | KUU | kaosuke |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (9 ratings)](https://appshunter.io/ios/app/kuu-ai-brain-dump-for-adhd/id6771264775/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 51.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 34 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shunya Yamashita](https://appshunter.io/developer/1841624282) | [haruto nomura](https://appshunter.io/developer/1896777512) |

## What reviewers say

### KUU

[App page](https://appshunter.io/ios/app/kuu-ai-brain-dump-for-adhd/id6771264775)

This voice-first app helps you declutter your mind by capturing scattered thoughts and worries. Speak your mind, and it gently categorizes your spoken words into 'Now', 'Later', 'Park', and 'Let go' to create mental space.

**Highlights:** Voice-first brain dumping, Automatic text transcription, Categorization into Now, Later, Park, Let go, On-device organization, iCloud sync for private notes, Hands-free use

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KUU+ Monthly | $5.99 | per month |
| KUU+ Yearly | $39.99 | per year |
| KUU+ Lifetime | $89.99 | one-time |


### kaosuke

[App page](https://appshunter.io/ios/app/kaosuke/id6786179087)

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

**In-app purchases:** none


## Frequently asked questions

### Is KUU free?

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

### Is kaosuke free?

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

### Do KUU or kaosuke have ads?

Both KUU and kaosuke show ads.

### Which is updated more often, KUU or kaosuke?

KUU ships an update every 5 days, and kaosuke every 3 weeks. Most recently, KUU was updated on October 25, 2026 and kaosuke on October 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.*