# One Heart　公式アプリ vs uchitomo 【公式アプリ】

One Heart　公式アプリ and uchitomo 【公式アプリ】 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 38 months. The most recent releases landed on September 15, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | One Heart　公式アプリ | uchitomo 【公式アプリ】 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | Every 38 months |
| Size | 17 MB | 17 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MASAO UENO](https://appshunter.io/developer/1437631853) | [TOMOKO INAGAKI](https://appshunter.io/developer/1496574473) |

## What reviewers say

### One Heart　公式アプリ

[App page](https://appshunter.io/ios/app/one-heart/id1437631854)

**In-app purchases:** none


### uchitomo 【公式アプリ】

[App page](https://appshunter.io/ios/app/uchitomo/id1496574474)

**In-app purchases:** none


## Frequently asked questions

### Is One Heart　公式アプリ free?

One Heart　公式アプリ is free to download, with no in-app purchases.

### Is uchitomo 【公式アプリ】 free?

uchitomo 【公式アプリ】 is free to download, with no in-app purchases.

### Do One Heart　公式アプリ or uchitomo 【公式アプリ】 have ads?

Neither One Heart　公式アプリ nor uchitomo 【公式アプリ】 shows ads.

### Which is updated more often, One Heart　公式アプリ or uchitomo 【公式アプリ】?

One Heart　公式アプリ ships an update every 38 months, and uchitomo 【公式アプリ】 every 38 months. Most recently, One Heart　公式アプリ was updated on September 15, 2026 and uchitomo 【公式アプリ】 on June 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.*