# Rainbow Sea vs 白羽つきみ、消えたVtuberを知ってください

The clearest difference is update cadence: Rainbow Sea at every 6 weeks against 白羽つきみ、消えたVtuberを知ってください's every 16 months. 白羽つきみ、消えたVtuberを知ってください's advantage is review sentiment (100% vs 73%). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Rainbow Sea ships an update every 6 weeks, 白羽つきみ、消えたVtuberを知ってください every 16 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rainbow Sea | 白羽つきみ、消えたVtuberを知ってください |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (28 ratings)](https://appshunter.io/ios/app/rainbow-sea/id1523118441/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 73.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 16 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 100 MB | 63 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Rina Okuyama](https://appshunter.io/developer/1510274776) | [Satoru Higuchi](https://appshunter.io/developer/1114844580) |

## What reviewers say

### Rainbow Sea

[App page](https://appshunter.io/ios/app/rainbow-sea/id1523118441)

Embark on a pixel-art adventure where you nurture relationships with seven gods aboard a treasure ship. Your choices shape a bittersweet story with multiple endings, offering replayability. Discover events and uncover the gods' true natures through dialogue and interaction.

**Highlights:** Isometric pixel-art graphics, Chiptune-inspired music, Branching narrative with multiple endings, Relationship building with seven gods, Interactive dialogue system, Event discovery based on conditions

**In-app purchases:** none


### 白羽つきみ、消えたVtuberを知ってください

[App page](https://appshunter.io/ios/app/vtuber/id1571420590)

Investigate a missing Vtuber by examining real online accounts, fan videos, and blog posts. Uncover the truth behind her disappearance in this interactive horror novel. Gameplay involves tapping to interact, two-finger taps for menus, and swiping to scroll.

**Highlights:** Investigate a missing Vtuber, Examine real online accounts, Watch fan-made videos, Read blog articles, Interactive horror novel gameplay, Tap to interact and move

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

**In-app purchases:** none


## Frequently asked questions

### Is Rainbow Sea free?

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

### Is 白羽つきみ、消えたVtuberを知ってください free?

白羽つきみ、消えたVtuberを知ってください is free to download, with no in-app purchases.

### Do Rainbow Sea or 白羽つきみ、消えたVtuberを知ってください have ads?

Both Rainbow Sea and 白羽つきみ、消えたVtuberを知ってください show ads.

### Which is updated more often, Rainbow Sea or 白羽つきみ、消えたVtuberを知ってください?

Rainbow Sea ships an update every 6 weeks, and 白羽つきみ、消えたVtuberを知ってください every 16 months. Most recently, Rainbow Sea was updated on October 25, 2026 and 白羽つきみ、消えたVtuberを知ってください on October 24, 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.*