# Krill Keeper vs Choposo

The clearest difference is in-app purchases: Krill Keeper at none against Choposo's 6. Choposo's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Choposo sells 6 one-off in-app purchases. Krill Keeper asks for nothing beyond the download.

Krill Keeper ships an update every 2 weeks, Choposo every 4 days. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Krill Keeper | Choposo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/krill-keeper/id6759456112/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 102 MB | 484 MB |
| Requires iOS | **16.0** | 17.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nante Studio](https://appshunter.io/developer/1700809099) | [Tsuyoshi Hashimoto](https://appshunter.io/developer/1767808704) |

## What reviewers say

### Krill Keeper

[App page](https://appshunter.io/ios/app/krill-keeper/id6759456112)

A relaxing simulation game where you nurture a deep-sea krill colony. Feed and clean your krill, hatch eggs to expand your colony, and discover 20 unique variants. Enjoy peaceful gameplay with realistic flocking physics and beautiful dark visuals.

**Highlights:** Realistic krill swarm simulation, Feed and clean krill, Hatch new krill companions, Collect 20 krill variants, Discover rare variants, Deep-sea dark palette visuals

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

**In-app purchases:** none


### Choposo

[App page](https://appshunter.io/ios/app/choposo/id6797004585)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 150 Gems | $3.99 | one-time |
| 220 Gems | $4.99 | one-time |
| 500 Gems | $9.99 | one-time |
| 1500 Gems | $29.99 | one-time |
| 2500 Gems | $39.99 | one-time |
| 5500 Gems | $79.99 | one-time |


## Frequently asked questions

### Is Krill Keeper free?

Krill Keeper is free to download, with no in-app purchases.

### Is Choposo free?

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

### Do Krill Keeper or Choposo have ads?

Krill Keeper shows ads; Choposo does not.

### Which is updated more often, Krill Keeper or Choposo?

Krill Keeper ships an update every 2 weeks, and Choposo every 4 days. Most recently, Krill Keeper was updated on October 31, 2026 and Choposo on October 25, 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.*