# ちんちろMobile vs 1/2 one

The clearest difference is in-app purchases: 1/2 one at none against ちんちろMobile's 1. 1/2 one also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. ちんちろMobile sells 1 one-off in-app purchase. 1/2 one asks for nothing beyond the download.

## The numbers

| Metric | ちんちろMobile | 1/2 one |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | — | Yes |
| Update frequency | — | Every 2 months |
| Monetization | — | Ad-supported |
| Size | 207 MB | 49 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 9+ |
| Developer | [Satoshi Nakamura](https://appshunter.io/developer/1752361048) | [gravass, Inc.](https://appshunter.io/developer/1527714391) |

## What reviewers say

### ちんちろMobile

[App page](https://appshunter.io/ios/app/mobile/id6504724494)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $2.99 | one-time |


### 1/2 one

[App page](https://appshunter.io/ios/app/12-one-half/id6526470967)

Test your luck and strategy in this simple guessing game. Aim for consecutive correct answers with a 50/50 chance, and track your progress. You get one chance to redo a selection per streak.

**Highlights:** 50/50 guessing mechanic, Consecutive correct answer tracking, Single redo per streak, Probability display, Simple L/R choices

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

**In-app purchases:** none


## Frequently asked questions

### Is ちんちろMobile free?

ちんちろMobile is free to download, with in-app purchases available.

### Is 1/2 one free?

1/2 one is free to download, with no in-app purchases.

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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.*