# カップルゲーム SYNC vs せみサウンド

The clearest difference is update cadence: せみサウンド at every 2 weeks against カップルゲーム SYNC's every 3 months. せみサウンド also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. カップルゲーム SYNC sells 1 one-off in-app purchase and せみサウンド sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

カップルゲーム SYNC ships an update every 3 months, せみサウンド every 2 weeks. The most recent releases landed on October 3, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | カップルゲーム SYNC | せみサウンド |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 9 MB | 32 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yuya Takamoto](https://appshunter.io/developer/1881459297) | [ATSUSHI CHIBA](https://appshunter.io/developer/1896527641) |

## What reviewers say

### カップルゲーム SYNC

[App page](https://appshunter.io/ios/app/sync/id6762461379)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全ジャンル解放（買い切り） | $1.99 | one-time |


### せみサウンド

[App page](https://appshunter.io/ios/app/id6794570039)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| セミサウンド Pro | $0.29 | one-time |


## Frequently asked questions

### Is カップルゲーム SYNC free?

カップルゲーム SYNC is free to download, with in-app purchases available.

### Is せみサウンド free?

せみサウンド is free to download, with in-app purchases available.

### Do カップルゲーム SYNC or せみサウンド have ads?

Both カップルゲーム SYNC and せみサウンド show ads.

### Which is updated more often, カップルゲーム SYNC or せみサウンド?

カップルゲーム SYNC ships an update every 3 months, and せみサウンド every 2 weeks. Most recently, カップルゲーム SYNC was updated on October 3, 2026 and せみサウンド on September 28, 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.*