# Star Brain Training vs Kotobadle

The clearest difference is in-app purchases: Star Brain Training at none against Kotobadle's 2. Star Brain Training also leads on device support (3 vs 1) and iOS requirement (9.0 vs 16.6). Kotobadle's advantage is ads (none vs shown) and update cadence (daily vs every 4 months). On price and monetization model there is nothing between them.

Both are free to download. Kotobadle sells 2 in-app purchases, starting at $2.99 per month. Star Brain Training asks for nothing beyond the download.

Star Brain Training ships an update every 4 months, Kotobadle daily. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Star Brain Training | Kotobadle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/star-brain-training/id925215188/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 86.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 22 MB | 5 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [QQ TSUBASA](https://appshunter.io/developer/568750169) | [Tanveer Dhaliwal](https://appshunter.io/developer/1885877614) |

## What reviewers say

### Star Brain Training

[App page](https://appshunter.io/ios/app/star-brain-training/id925215188)

Enhance your cognitive abilities with this brain training game. Improve memory, concentration, and processing speed through engaging challenges. Regular play can lead to a more active and youthful brain.

**Highlights:** Memory training challenges, Concentration improvement, Faster processing speed, Progressive difficulty levels, Daily 3-minute sessions

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

**In-app purchases:** none


### Kotobadle

[App page](https://appshunter.io/ios/app/kotobadle/id6763937323)

Engage your vocabulary and deduction skills with this Japanese word puzzle game. Discover the correct five-letter word using color-coded hints. Features multiple modes for casual play or intense challenges.

**Highlights:** Five-letter Japanese word guessing, Color-coded hint system, Daily global challenge, Classic endless mode, Time Attack mode, Blind Mode for memory challenge, Survival Mode with limited lives

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kotobadle Pro | $2.99 | per month |
| Kotobadle Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is Star Brain Training free?

Star Brain Training is free to download, with no in-app purchases.

### Is Kotobadle free?

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

### Do Star Brain Training or Kotobadle have ads?

Star Brain Training shows ads; Kotobadle does not.

### Which is updated more often, Star Brain Training or Kotobadle?

Star Brain Training ships an update every 4 months, and Kotobadle daily. Most recently, Star Brain Training was updated on October 18, 2026 and Kotobadle on October 10, 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.*