# Riri. 公式アプリ vs The VIOLUS

Riri. 公式アプリ and The VIOLUS 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.

Riri. 公式アプリ ships an update every 43 months, The VIOLUS every 38 months. The most recent releases landed on December 23, 2025 and September 15, 2026 respectively.

## The numbers

| Metric | Riri. 公式アプリ | The VIOLUS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 38 months** |
| Size | 13 MB | 17 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUKIKO SHONO](https://appshunter.io/developer/1606699680) | [SHIZUOKA UNYU K.K.](https://appshunter.io/developer/1687025065) |

## What reviewers say

### Riri. 公式アプリ

[App page](https://appshunter.io/ios/app/riri/id1606699678)

**In-app purchases:** none


### The VIOLUS

[App page](https://appshunter.io/ios/app/the-violus/id6448934508)

**In-app purchases:** none


## Frequently asked questions

### Is Riri. 公式アプリ free?

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

### Is The VIOLUS free?

The VIOLUS is free to download, with no in-app purchases.

### Do Riri. 公式アプリ or The VIOLUS have ads?

Neither Riri. 公式アプリ nor The VIOLUS shows ads.

### Which is updated more often, Riri. 公式アプリ or The VIOLUS?

Riri. 公式アプリ ships an update every 43 months, and The VIOLUS every 38 months. Most recently, Riri. 公式アプリ was updated on December 23, 2025 and The VIOLUS on September 15, 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.*