# ガチ生物系研究室〜Drマリオカモトの研究日誌 vs Kororin Smartball

The clearest difference is in-app purchases: ガチ生物系研究室〜Drマリオカモトの研究日誌 at none against Kororin Smartball's 1. ガチ生物系研究室〜Drマリオカモトの研究日誌 also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). Kororin Smartball's advantage is update cadence (fortnightly vs every 18 months). On price and ads there is nothing between them.

Both are free to download. Kororin Smartball sells 1 one-off in-app purchase. ガチ生物系研究室〜Drマリオカモトの研究日誌 asks for nothing beyond the download.

ガチ生物系研究室〜Drマリオカモトの研究日誌 ships an update every 18 months, Kororin Smartball fortnightly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ガチ生物系研究室〜Drマリオカモトの研究日誌 | Kororin Smartball |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (74 ratings)](https://appshunter.io/ios/app/dr/id982889903/reviews)** | — |
| Number of ratings | **74** | — |
| Positive reviews | 31.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 18 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 73 MB | 50 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [REP COM Inc.](https://appshunter.io/developer/702707146) | [Sakagoshi Daichi](https://appshunter.io/developer/6800018069) |

## What reviewers say

### ガチ生物系研究室〜Drマリオカモトの研究日誌

[App page](https://appshunter.io/ios/app/dr/id982889903)

A classic falling block puzzle game where players eliminate viruses by matching colored capsules. Progress through increasingly challenging stages with faster capsule drops and more viruses.

**Highlights:** Classic falling block puzzle gameplay, Eliminate viruses by matching colors, Increasing difficulty with faster drops, Intuitive controls for movement and rotation, Relaxing gameplay experience

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

**In-app purchases:** none


### Kororin Smartball

[App page](https://appshunter.io/ios/app/kororin-smartball/id6815109241)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.99 | one-time |


## Frequently asked questions

### Is ガチ生物系研究室〜Drマリオカモトの研究日誌 free?

ガチ生物系研究室〜Drマリオカモトの研究日誌 is free to download, with no in-app purchases.

### Is Kororin Smartball free?

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

### Do ガチ生物系研究室〜Drマリオカモトの研究日誌 or Kororin Smartball have ads?

Both ガチ生物系研究室〜Drマリオカモトの研究日誌 and Kororin Smartball show ads.

### Which is updated more often, ガチ生物系研究室〜Drマリオカモトの研究日誌 or Kororin Smartball?

ガチ生物系研究室〜Drマリオカモトの研究日誌 ships an update every 18 months, and Kororin Smartball fortnightly. Most recently, ガチ生物系研究室〜Drマリオカモトの研究日誌 was updated on November 1, 2026 and Kororin Smartball 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.*