# ナンバーハント vs CIRCULATING KIND WORLD

The clearest difference is in-app purchases: ナンバーハント at none against CIRCULATING KIND WORLD's 1. ナンバーハント also leads on update cadence (every 2 weeks vs every 18 months). CIRCULATING KIND WORLD's advantage is iOS requirement (13.0 vs 16.2). On price there is nothing between them.

Both are free to download. CIRCULATING KIND WORLD sells 1 one-off in-app purchase. ナンバーハント asks for nothing beyond the download.

ナンバーハント ships an update every 2 weeks, CIRCULATING KIND WORLD every 18 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | ナンバーハント | CIRCULATING KIND WORLD |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | **Every 2 weeks** | Every 18 months |
| Monetization | Free | — |
| Size | 0 MB | 49 MB |
| Requires iOS | 16.2 | **13.0** |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [Taiyo Koshiba](https://appshunter.io/developer/1687457132) | [Wada System, K.K](https://appshunter.io/developer/576215741) |

## What reviewers say

### ナンバーハント

[App page](https://appshunter.io/ios/app/id6449022464)

A classic number guessing puzzle game that tests your logical thinking and intuition. Enjoy a casual brain training experience anytime, anywhere, even offline. Perfect for puzzle lovers looking to sharpen their deductive skills.

**Highlights:** Number guessing puzzles, Logic and deduction challenges, Intuition testing, Brain training, Offline play, Casual gameplay

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

**In-app purchases:** none


### CIRCULATING KIND WORLD

[App page](https://appshunter.io/ios/app/circulating-kind-world/id6670584574)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove restrictions | $9.99 | one-time |


## Frequently asked questions

### Is ナンバーハント free?

ナンバーハント is free to download, with no in-app purchases.

### Is CIRCULATING KIND WORLD free?

CIRCULATING KIND WORLD is free to download, with in-app purchases available.

### Which is updated more often, ナンバーハント or CIRCULATING KIND WORLD?

ナンバーハント ships an update every 2 weeks, and CIRCULATING KIND WORLD every 18 months. Most recently, ナンバーハント was updated on November 3, 2026 and CIRCULATING KIND WORLD on November 8, 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.*