# 1/2 one vs うまうまひひーん

The clearest difference is review sentiment: うまうまひひーん at 83% against 1/2 one's 50%. うまうまひひーん also leads on update cadence (every 3 weeks vs every 2 months). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

1/2 one ships an update every 2 months, うまうまひひーん every 3 weeks. The most recent releases landed on November 4, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | 1/2 one | うまうまひひーん |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 49 MB | 49 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [gravass, Inc.](https://appshunter.io/developer/1527714391) | [有限会社fupac](https://appshunter.io/developer/1807954268) |

## What reviewers say

### 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


### うまうまひひーん

[App page](https://appshunter.io/ios/app/id6758205407)

**In-app purchases:** none


## Frequently asked questions

### Is 1/2 one free?

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

### Is うまうまひひーん free?

うまうまひひーん is free to download, with no in-app purchases.

### Do 1/2 one or うまうまひひーん have ads?

Both 1/2 one and うまうまひひーん show ads.

### Which is updated more often, 1/2 one or うまうまひひーん?

1/2 one ships an update every 2 months, and うまうまひひーん every 3 weeks. Most recently, 1/2 one was updated on November 4, 2026 and うまうまひひーん on November 11, 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.*