# Merge Seatopia vs Block Den

The clearest difference is update cadence: Block Den at every 3 days against Merge Seatopia's fortnightly. Merge Seatopia's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Merge Seatopia sells 10 one-off in-app purchases and Block Den sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Merge Seatopia ships an update fortnightly, Block Den every 3 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Merge Seatopia | Block Den |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (37 ratings)](https://appshunter.io/ios/app/merge-seatopia/id1642687561/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 22.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 253 MB | 180 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [IVYMOBI LIMITED](https://appshunter.io/developer/1253339290) | [Ievgen Tulpa](https://appshunter.io/developer/1768249063) |

## What reviewers say

### Merge Seatopia

[App page](https://appshunter.io/ios/app/merge-seatopia/id1642687561)

Explore a magical undersea world, merging cute sea elves and hatching mermaid princesses to restore a cursed garden. Solve puzzles, complete daily tasks, and participate in special events to unlock rewards and design your own unique aquatic paradise.

**Highlights:** Merge sea elves and mermaid princesses, Restore a cursed undersea garden, Solve challenging puzzle levels, Hatch and evolve elf eggs, Complete daily and special events, Design and customize your garden

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Garden Land 5 | $0.99 | one-time |
| Daily Pack | $0.99 | one-time |
| Daily Pack 2 | $1.99 | one-time |
| Garden Land 2 | $3.99 | one-time |
| Special Pack 5 | $4.99 | one-time |
| Garden Land 1 | $6.99 | one-time |
| Battle Pass 2 | $9.99 | one-time |
| Special Pack 10 | $9.99 | one-time |
| 960 Diamonds&Items | $19.99 | one-time |
| Special Pack 20 | $19.99 | one-time |


### Block Den

[App page](https://appshunter.io/ios/app/block-den/id6747979144)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Pack | $0.99 | one-time |
| Middle Pack | $1.99 | one-time |
| Big Pack | $2.99 | one-time |


## Frequently asked questions

### Is Merge Seatopia free?

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

### Is Block Den free?

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

### Do Merge Seatopia or Block Den have ads?

Both Merge Seatopia and Block Den show ads.

### Which is updated more often, Merge Seatopia or Block Den?

Merge Seatopia ships an update fortnightly, and Block Den every 3 days. Most recently, Merge Seatopia was updated on November 3, 2026 and Block Den 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.*