# KAMIYA GROUP 公式アプリ vs #OSHI for fan activities

The clearest difference is in-app purchases: KAMIYA GROUP 公式アプリ at none against #OSHI for fan activities's 3. KAMIYA GROUP 公式アプリ also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.0). #OSHI for fan activities's advantage is update cadence (weekly vs every 8 months). On price and device support there is nothing between them.

Both are free to download. #OSHI for fan activities sells 3 in-app purchases, starting at $2.99 per month. KAMIYA GROUP 公式アプリ asks for nothing beyond the download.

KAMIYA GROUP 公式アプリ ships an update every 8 months, #OSHI for fan activities weekly. The most recent releases landed on September 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | KAMIYA GROUP 公式アプリ | #OSHI for fan activities |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (2 ratings)](https://appshunter.io/ios/app/oshi-for-fan-activities/id6479907708/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 57.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 139 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Infinite Global Project Pte. Ltd.](https://appshunter.io/developer/1120496518) | [Kaoru Matarai](https://appshunter.io/developer/1318931628) |

## What reviewers say

### KAMIYA GROUP 公式アプリ

[App page](https://appshunter.io/ios/app/kamiya-group/id1527222533)

**Features:** macOS Compatibility

**In-app purchases:** none


### #OSHI for fan activities

[App page](https://appshunter.io/ios/app/oshi-for-fan-activities/id6479907708)

Easily track your fan activities and manage your spending. This app helps you record daily fan events, manage savings, and log expenses with features like monthly summaries and photo saving.

**Highlights:** Manage favorite fan details, Record fan activities, Track fan savings, Log expenses, Monthly summaries, Save photos, Calendar feature

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Yearly Plan | $29.99 | per year |
| ライフタイムプラン | $59.99 | one-time |


## Frequently asked questions

### Is KAMIYA GROUP 公式アプリ free?

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

### Is #OSHI for fan activities free?

#OSHI for fan activities is free to download, with in-app purchases available.

### Do KAMIYA GROUP 公式アプリ or #OSHI for fan activities have ads?

#OSHI for fan activities shows ads; KAMIYA GROUP 公式アプリ does not.

### Which is updated more often, KAMIYA GROUP 公式アプリ or #OSHI for fan activities?

KAMIYA GROUP 公式アプリ ships an update every 8 months, and #OSHI for fan activities weekly. Most recently, KAMIYA GROUP 公式アプリ was updated on September 27, 2026 and #OSHI for fan activities on October 14, 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.*