# 考える力を考えよう vs MELNAVI

The clearest difference is in-app purchases: MELNAVI at none against 考える力を考えよう's 1. MELNAVI also leads on update cadence (every 6 days vs every 20 months). On price, ads, device support and iOS requirement 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. MELNAVI asks for nothing beyond the download.

考える力を考えよう ships an update every 20 months, MELNAVI every 6 days. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 考える力を考えよう | MELNAVI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 6 days** |
| Size | 14 MB | 32 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wada System, K.K](https://appshunter.io/developer/576215741) | [MELURIX NEXT, LIMITED LIABILITY CO.](https://appshunter.io/developer/1646943299) |

## 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 |


### MELNAVI

[App page](https://appshunter.io/ios/app/melnavi/id6443539304)

**Features:** Vision Pro support

**In-app purchases:** none


## 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 MELNAVI free?

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

### Do 考える力を考えよう or MELNAVI have ads?

Neither 考える力を考えよう nor MELNAVI shows ads.

### Which is updated more often, 考える力を考えよう or MELNAVI?

考える力を考えよう ships an update every 20 months, and MELNAVI every 6 days. Most recently, 考える力を考えよう was updated on October 26, 2026 and MELNAVI on October 30, 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.*