# 해파리야 vs KeyKey

The clearest difference is review sentiment: KeyKey at 90% against 해파리야's 78%. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 해파리야 sells 4 one-off in-app purchases and KeyKey sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on October 31, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 해파리야 | KeyKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/keykey-keycap-clicker/id6792459838/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 77.8% of reviews | **90.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 264 MB | 163 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [SOYOUNG HONG](https://appshunter.io/developer/1577078806) | [AMINI STUDIO](https://appshunter.io/developer/6792459840) |

## 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 |


### KeyKey

[App page](https://appshunter.io/ios/app/keykey-keycap-clicker/id6792459838)

Tap, collect, and customize your unique keycap sensations. Discover various keycaps and switches to complete your desired combinations and grow your collection with every tap. Enjoy satisfying sounds and haptics as you play.

**Highlights:** Satisfying keycap tapping with sound and haptics, Combine keycaps and switches for custom typing feel, Open random cases to discover new collectibles, Complete theme albums and track collection progress, Earn rewards through attendance and daily quests, Track tap history, achievements, and collection progress

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Welcome Key Gems 150 | $0.99 | one-time |
| Starter Key Gems 300 | $3.99 | one-time |
| 30-Day Key Gem Pass | $5.99 | one-time |
| Standard Key Gems 700 | $6.99 | one-time |
| 30-Day Rewarded Ad Skip Pass | $8.99 | one-time |
| Value Key Gems 1,500 | $14.99 | one-time |
| Premium Key Gems 3,200 | $29.99 | one-time |


## Frequently asked questions

### Is 해파리야 free?

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

### Is KeyKey free?

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

### Do 해파리야 or KeyKey have ads?

Both 해파리야 and KeyKey show ads.

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

해파리야 ships an update every 6 days, and KeyKey every 6 days. Most recently, 해파리야 was updated on October 31, 2026 and KeyKey on November 9, 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.*