# フルフル yeahしか言えない日々 vs buzoon

The clearest difference is in-app purchases: フルフル yeahしか言えない日々 at none against buzoon's 10. フルフル yeahしか言えない日々 also leads on iOS requirement (12.0 vs 17.0). buzoon's advantage is update cadence (daily vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. buzoon sells 10 in-app purchases, starting at $1.49 per 7 days. フルフル yeahしか言えない日々 asks for nothing beyond the download.

フルフル yeahしか言えない日々 ships an update every 2 weeks, buzoon daily. The most recent releases landed on October 5, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | フルフル yeahしか言えない日々 | buzoon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/buzoon-ai-character-chat-sim/id6809031967/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 70.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | — | Freemium |
| Size | 45 MB | 53 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Yuto Nomura](https://appshunter.io/developer/1691241291) | [rio nagasaki](https://appshunter.io/developer/1594001733) |

## What reviewers say

### フルフル yeahしか言えない日々

[App page](https://appshunter.io/ios/app/yeah/id6737453719)

**Features:** macOS Compatibility

**In-app purchases:** none


### buzoon

[App page](https://appshunter.io/ios/app/buzoon-ai-character-chat-sim/id6809031967)

Engage in interactive romance stories with AI characters who respond to your social media posts and direct messages. Explore over 200 unique worlds and create your own, becoming the protagonist of your own fan fiction.

**Highlights:** AI character interaction, Interactive romance stories, Social media simulation, Customizable worlds and characters, Multiple art styles, Direct messaging

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 actions a day | $1.49 | per 7 days |
| 20 actions a day | $2.99 | per 7 days |
| 10 actions a day | $39.99 | per year |
| 20 actions a day | $79.99 | per year |
| 45 Gems | $0.99 | one-time |
| 195 Gems | $4.99 | one-time |
| 485 Gems | $9.99 | one-time |
| 1205 Gems | $24.99 | one-time |
| 2885 Gems | $49.99 | one-time |
| 9615 Gems | $119.99 | one-time |


## Frequently asked questions

### Is フルフル yeahしか言えない日々 free?

フルフル yeahしか言えない日々 is free to download, with no in-app purchases.

### Is buzoon free?

buzoon is free to download, with in-app purchases available.

### Do フルフル yeahしか言えない日々 or buzoon have ads?

Neither フルフル yeahしか言えない日々 nor buzoon shows ads.

### Which is updated more often, フルフル yeahしか言えない日々 or buzoon?

フルフル yeahしか言えない日々 ships an update every 2 weeks, and buzoon daily. Most recently, フルフル yeahしか言えない日々 was updated on October 5, 2026 and buzoon on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*