# J vs ジャイアンツ・スターズ

The clearest difference is review sentiment: J at 68% against ジャイアンツ・スターズ's 21%. J also leads on in-app purchases (none vs 10). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ジャイアンツ・スターズ sells 10 in-app purchases, starting at $2.99 per month. J asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | J | ジャイアンツ・スターズ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/jcom/id1204796542/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | **68.0% of reviews** | 20.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | — |
| Size | 51 MB | 19 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JCOM Co., Ltd.](https://appshunter.io/developer/449811086) | [VOLZ,inc.](https://appshunter.io/developer/1480515385) |

## What reviewers say

### J

[App page](https://appshunter.io/ios/app/jcom/id1204796542)

Easily check professional baseball broadcast schedules and real-time scores. View game details, commentator information, and even non-official game broadcasts. Receive notifications for game starts and featured matches.

**Highlights:** Broadcast schedule at a glance, Real-time score updates, Commentator information, Coverage of non-official games, Game start notifications, Featured match notifications

**Features:** Vision Pro support

**In-app purchases:** none


### ジャイアンツ・スターズ

[App page](https://appshunter.io/ios/app/id1392338550)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gスタ 月額会員 | $2.99 | per month |
| G球(7個) | $0.99 | one-time |
| G球(25個)初回限定 | $0.99 | one-time |
| G球(9個)20％増量 | $0.99 | one-time |
| G球(25個) | $2.99 | one-time |
| G球(50個) | $2.99 | one-time |
| G球(50個) | $4.99 | one-time |
| G球(65個) | $6.99 | one-time |
| G球(72個)10%増量 | $6.99 | one-time |
| G球(170個) | $19.99 | one-time |


## Frequently asked questions

### Is J free?

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

### Is ジャイアンツ・スターズ free?

ジャイアンツ・スターズ is free to download, with in-app purchases available.

### Do J or ジャイアンツ・スターズ have ads?

Neither J nor ジャイアンツ・スターズ shows ads.

### Which is updated more often, J or ジャイアンツ・スターズ?

J ships an update every 3 months, and ジャイアンツ・スターズ every 3 months. Most recently, J was updated on November 6, 2026 and ジャイアンツ・スターズ on November 6, 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.*