# 考える力を考えよう vs Fluffy Fluff Vision Experiment

The clearest difference is ads: 考える力を考えよう at none against Fluffy Fluff Vision Experiment's shown. 考える力を考えよう also leads on iOS requirement (13.0 vs 15.0). Fluffy Fluff Vision Experiment's advantage is update cadence (monthly vs every 20 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 考える力を考えよう sells 1 one-off in-app purchase and Fluffy Fluff Vision Experiment sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

考える力を考えよう ships an update every 20 months, Fluffy Fluff Vision Experiment monthly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 考える力を考えよう | Fluffy Fluff Vision Experiment |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 20 months | **Monthly** |
| Size | 14 MB | 135 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wada System, K.K](https://appshunter.io/developer/576215741) | [Yusuke Okada](https://appshunter.io/developer/1793725878) |

## What reviewers say

### 考える力を考えよう

[App page](https://appshunter.io/ios/app/id590411571)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 第二章から第六章 | $5.99 | one-time |


### Fluffy Fluff Vision Experiment

[App page](https://appshunter.io/ios/app/fluffy-fluff-vision-experiment/id6751847577)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.49 | one-time |


## Frequently asked questions

### Is 考える力を考えよう free?

考える力を考えよう is free to download, with in-app purchases available.

### Is Fluffy Fluff Vision Experiment free?

Fluffy Fluff Vision Experiment is free to download, with in-app purchases available.

### Do 考える力を考えよう or Fluffy Fluff Vision Experiment have ads?

Fluffy Fluff Vision Experiment shows ads; 考える力を考えよう does not.

### Which is updated more often, 考える力を考えよう or Fluffy Fluff Vision Experiment?

考える力を考えよう ships an update every 20 months, and Fluffy Fluff Vision Experiment monthly. Most recently, 考える力を考えよう was updated on November 1, 2026 and Fluffy Fluff Vision Experiment on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*