# Cryptid Aquarium vs IKA Eyeball Drop

The clearest difference is in-app purchases: IKA Eyeball Drop at none against Cryptid Aquarium's 5. Cryptid Aquarium's advantage is ratings volume (253 vs 4) and update cadence (weekly vs monthly). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Cryptid Aquarium sells 5 one-off in-app purchases. IKA Eyeball Drop asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Cryptid Aquarium against 5.0 for IKA Eyeball Drop. That said, the two scores are not equally well evidenced: Cryptid Aquarium has 253 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 81% of Cryptid Aquarium's written reviews are positive against 83% of IKA Eyeball Drop's.

Cryptid Aquarium ships an update weekly, IKA Eyeball Drop monthly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Cryptid Aquarium | IKA Eyeball Drop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (253 ratings)](https://appshunter.io/ios/app/cryptid-aquarium/id1522819775/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ika-eyeball-drop/id6470715138/reviews)** |
| Number of ratings | **253** | 4 |
| Positive reviews | 81.4% of reviews | **83.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 78 MB | 93 MB |
| Requires iOS | **13.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ryota Kikuchi](https://appshunter.io/developer/871799640) | [Gupero Inc](https://appshunter.io/developer/1482221242) |

## What reviewers say

### Cryptid Aquarium

[App page](https://appshunter.io/ios/app/cryptid-aquarium/id1522819775)

Discover and collect a variety of mysterious creatures, from fish and animals to plants and mushrooms. Feed them to make them multiply, train them for sports competitions, and aim for the top rankings. This game offers a fun and engaging way to pass the time with its free-range breeding and farm-building mechanics.

**Highlights:** Collect diverse creatures, Feed and breed creatures, Train creatures for sports, Compete in rankings, Build creature farms, Free-range breeding

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ルビーx1 | $0.99 | one-time |
| lights | $1.99 | one-time |
| Light | $1.99 | one-time |
| ルビーx6 | $3.99 | one-time |
| ルビーx52 | $26.99 | one-time |


### IKA Eyeball Drop

[App page](https://appshunter.io/ios/app/ika-eyeball-drop/id6470715138)

A falling-block puzzle game featuring cute squid eyes. Combine identical eyes to create larger ones and aim for the ultimate giant squid eye. Compete for high scores and share your achievements.

**Highlights:** Falling block puzzle gameplay, Combine identical squid eyes, Create larger squid eyes, High score tracking, Shareable achievements

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

**In-app purchases:** none


## Frequently asked questions

### Is Cryptid Aquarium free?

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

### Is IKA Eyeball Drop free?

IKA Eyeball Drop is free to download, with no in-app purchases.

### Which has better reviews, Cryptid Aquarium or IKA Eyeball Drop?

IKA Eyeball Drop is rated higher. Cryptid Aquarium averages 4.9 out of 5 from 253 ratings, while IKA Eyeball Drop averages 5.0 from 4 ratings.

### Do Cryptid Aquarium or IKA Eyeball Drop have ads?

Both Cryptid Aquarium and IKA Eyeball Drop show ads.

### Which is updated more often, Cryptid Aquarium or IKA Eyeball Drop?

Cryptid Aquarium ships an update weekly, and IKA Eyeball Drop monthly. Most recently, Cryptid Aquarium was updated on November 7, 2026 and IKA Eyeball Drop on November 3, 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.*