# Irisの公式アプリ vs tunas 公式アプリ

The clearest difference is update cadence: tunas 公式アプリ at every 15 months against Irisの公式アプリ's every 82 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.

Irisの公式アプリ ships an update every 82 months, tunas 公式アプリ every 15 months. The most recent releases landed on September 9, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Irisの公式アプリ | tunas 公式アプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 82 months | **Every 15 months** |
| Size | 16 MB | 37 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUJI ENDO](https://appshunter.io/developer/1448437813) | [YUMI IMACHI](https://appshunter.io/developer/1479502019) |

## What reviewers say

### Irisの公式アプリ

[App page](https://appshunter.io/ios/app/iris/id1448437814)

**Features:** macOS Compatibility

**In-app purchases:** none


### tunas 公式アプリ

[App page](https://appshunter.io/ios/app/tunas/id1479502020)

**In-app purchases:** none


## Frequently asked questions

### Is Irisの公式アプリ free?

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

### Is tunas 公式アプリ free?

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

### Do Irisの公式アプリ or tunas 公式アプリ have ads?

Neither Irisの公式アプリ nor tunas 公式アプリ shows ads.

### Which is updated more often, Irisの公式アプリ or tunas 公式アプリ?

Irisの公式アプリ ships an update every 82 months, and tunas 公式アプリ every 15 months. Most recently, Irisの公式アプリ was updated on September 9, 2026 and tunas 公式アプリ on September 22, 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.*