# 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 3 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 3 days, kaosuke every 3 weeks. The most recent releases landed on November 10, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | KUU | kaosuke |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (9 ratings)](https://appshunter.io/ios/app/kuu-overthinking-brain-dump/id6771264775/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 51.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 36 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-overthinking-brain-dump/id6771264775)

This app provides a voice-first method for offloading scattered thoughts, worries, and ideas. It transcribes your spoken words and categorizes them into 'Now', 'Later', 'Park', and 'Let go' sections to help clear your mind.

**Highlights:** Voice-to-text transcription, Thought categorization (Now, Later, Park, Let go), ADHD-friendly design, Private iCloud sync, Menu bar integration for Mac, No raw audio storage

**Features:** Apple Watch app, Vision Pro support, iPhone Duo 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 3 days, and kaosuke every 3 weeks. Most recently, KUU was updated on November 10, 2026 and kaosuke on October 28, 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.*