# Emotion 公式アプリ vs EIGHT 公式アプリ

The clearest difference is iOS requirement: Emotion 公式アプリ at 9.0 against EIGHT 公式アプリ's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Emotion 公式アプリ ships an update every 23 months, EIGHT 公式アプリ every 26 months. The most recent releases landed on May 14, 2026 and February 1, 2026 respectively.

## The numbers

| Metric | Emotion 公式アプリ | EIGHT 公式アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 23 months** | Every 26 months |
| Size | 19 MB | 12 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EMI KUROSAWA](https://appshunter.io/developer/1496910789) | [RIKO, LIMITED LIABILITY CO.](https://appshunter.io/developer/1571078360) |

## What reviewers say

### Emotion 公式アプリ

[App page](https://appshunter.io/ios/app/emotion/id1488901655)

**In-app purchases:** none


### EIGHT 公式アプリ

[App page](https://appshunter.io/ios/app/eight/id1571078358)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Emotion 公式アプリ free?

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

### Is EIGHT 公式アプリ free?

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

### Do Emotion 公式アプリ or EIGHT 公式アプリ have ads?

Neither Emotion 公式アプリ nor EIGHT 公式アプリ shows ads.

### Which is updated more often, Emotion 公式アプリ or EIGHT 公式アプリ?

Emotion 公式アプリ ships an update every 23 months, and EIGHT 公式アプリ every 26 months. Most recently, Emotion 公式アプリ was updated on May 14, 2026 and EIGHT 公式アプリ on February 1, 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.*