# 해파리야 vs Doltap

The clearest difference is ads: Doltap at none against 해파리야's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. 해파리야 sells 4 one-off in-app purchases and Doltap sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

해파리야 ships an update every 6 days, Doltap weekly. The most recent releases landed on October 21, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 해파리야 | Doltap |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 264 MB | 26 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SOYOUNG HONG](https://appshunter.io/developer/1577078806) | [Mustafa Salim Erek](https://appshunter.io/developer/1896175573) |

## What reviewers say

### 해파리야

[App page](https://appshunter.io/ios/app/id6778763879)

A relaxing simulation game where you nurture and evolve jellyfish. Feed them, send them on expeditions to collect items, and decorate your own aquarium to create a serene underwater world.

**Highlights:** Jellyfish evolution based on feeding, Expeditions for collecting items, Aquarium decoration, Jellyfish care and interaction, Collecting diverse jellyfish species

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 크리스탈 1,000개 | $0.49 | one-time |
| 크리스탈 3,000개 | $1.99 | one-time |
| 광고 제거 | $2.99 | one-time |
| 크리스탈 5,000개 | $2.99 | one-time |


### Doltap

[App page](https://appshunter.io/ios/app/doltap-zen-stack-tower-and-chat/id6790157885)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chat+ Monthly | $3.99 | per month |
| Chat+ Yearly | $24.99 | per year |
| The whole tower | $6.99 | one-time |


## Frequently asked questions

### Is 해파리야 free?

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

### Is Doltap free?

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

### Do 해파리야 or Doltap have ads?

해파리야 shows ads; Doltap does not.

### Which is updated more often, 해파리야 or Doltap?

해파리야 ships an update every 6 days, and Doltap weekly. Most recently, 해파리야 was updated on October 21, 2026 and Doltap on October 31, 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.*