# Seibii vs Rアプリ

The clearest difference is update cadence: Seibii at fortnightly against Rアプリ's every 5 weeks. Rアプリ's advantage is iOS requirement (12.0 vs 15.0). 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.

Seibii ships an update fortnightly, Rアプリ every 5 weeks. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Seibii | Rアプリ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Size | 63 MB | 53 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Seibii, Inc.](https://appshunter.io/developer/1499428969) | [ABC JAPAN CORPORATION](https://appshunter.io/developer/1558970714) |

## What reviewers say

### Seibii

[App page](https://appshunter.io/ios/app/seibii/id1499435860)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Rアプリ

[App page](https://appshunter.io/ios/app/r/id1558970712)

**In-app purchases:** none


## Frequently asked questions

### Is Seibii free?

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

### Is Rアプリ free?

Rアプリ is free to download, with no in-app purchases.

### Do Seibii or Rアプリ have ads?

Neither Seibii nor Rアプリ shows ads.

### Which is updated more often, Seibii or Rアプリ?

Seibii ships an update fortnightly, and Rアプリ every 5 weeks. Most recently, Seibii was updated on October 24, 2026 and Rアプリ on October 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.*