# Super Marimo Depth vs Silent Waters

The clearest difference is ads: Super Marimo Depth at none against Silent Waters's shown. Super Marimo Depth also leads on review sentiment (100% vs 79%) and monetization model (free vs ad-supported). Silent Waters's advantage is update cadence (every 10 days vs every 6 months) and ratings volume (7 vs 1). On price, rating, in-app purchases and device support there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Super Marimo Depth against 5.0 for Silent Waters. That said, the two scores are not equally well evidenced: Silent Waters has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 100% of Super Marimo Depth's written reviews are positive against 79% of Silent Waters's.

Super Marimo Depth ships an update every 6 months, Silent Waters every 10 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Super Marimo Depth | Silent Waters |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/super-marimo-depth/id864979172/reviews) | [5.0 (7 ratings)](https://appshunter.io/ios/app/silent-waters-horror-game/id6737903180/reviews) |
| Number of ratings | 1 | **7** |
| Positive reviews | **100.0% of reviews** | 79.2% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 10 days** |
| Monetization | **Free** | Ad-supported |
| Size | 124 MB | 184 MB |
| Requires iOS | **9.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Takemi Matsumoto](https://appshunter.io/developer/570173509) | [CogiMachine](https://appshunter.io/developer/1761449560) |

## What reviewers say

### Super Marimo Depth

[App page](https://appshunter.io/ios/app/super-marimo-depth/id864979172)

Embark on a deep sea adventure to nurture a growing marimo as it descends. Feed it nutritious seaweed, avoid dangerous debris, and challenge yourself to grow it as large and as deep as possible.

**Highlights:** Guide sinking marimo, Feed marimo seaweed for growth, Avoid underwater debris, Compete on marimo size, Compete on descent depth, Choose control style

**Features:** macOS Compatibility

**In-app purchases:** none


### Silent Waters

[App page](https://appshunter.io/ios/app/silent-waters-horror-game/id6737903180)

Explore an abandoned municipal pool in this horror escape game. Navigate liminal spaces, collect items, and evade a mysterious monster to find the exit. Experience a Dreamcore-inspired adventure with a sci-fi twist.

**Highlights:** Horror escape gameplay, Dreamcore aesthetic, Liminal Space exploration, Item collection, Monster evasion, Virtual joystick controls

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

**In-app purchases:** none


## Frequently asked questions

### Is Super Marimo Depth free?

Super Marimo Depth is free to download, with no in-app purchases.

### Is Silent Waters free?

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

### Which has better reviews, Super Marimo Depth or Silent Waters?

Super Marimo Depth and Silent Waters are both rated 5.0 out of 5 on the App Store, from 1 and 7 ratings respectively.

### Do Super Marimo Depth or Silent Waters have ads?

Silent Waters shows ads; Super Marimo Depth does not.

### Which is updated more often, Super Marimo Depth or Silent Waters?

Super Marimo Depth ships an update every 6 months, and Silent Waters every 10 days. Most recently, Super Marimo Depth was updated on November 1, 2026 and Silent Waters on October 30, 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.*