# WordBox〜Idea〜 vs MindPen

The clearest difference is in-app purchases: WordBox〜Idea〜 at none against MindPen's 3. MindPen's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. MindPen sells 3 in-app purchases, starting at $4.99 per month. WordBox〜Idea〜 asks for nothing beyond the download.

WordBox〜Idea〜 ships an update every 2 days, MindPen every 4 days. The most recent releases landed on September 12, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | WordBox〜Idea〜 | MindPen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 4 days |
| Size | 47 MB | 34 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Yui Sakamoto](https://appshunter.io/developer/1856050474) | [MOBIZATE](https://appshunter.io/developer/1885913602) |

## What reviewers say

### WordBox〜Idea〜

[App page](https://appshunter.io/ios/app/wordboxidea/id6755744990)

**In-app purchases:** none


### MindPen

[App page](https://appshunter.io/ios/app/mindpenmind-map-brainstorming/id6773913398)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindPen Premium Monthly | $4.99 | per month |
| MindPen Premium Yearly | $19.99 | per year |
| MindPen Premium Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is WordBox〜Idea〜 free?

WordBox〜Idea〜 is free to download, with no in-app purchases.

### Is MindPen free?

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

### Do WordBox〜Idea〜 or MindPen have ads?

WordBox〜Idea〜 shows ads; MindPen does not.

### Which is updated more often, WordBox〜Idea〜 or MindPen?

WordBox〜Idea〜 ships an update every 2 days, and MindPen every 4 days. Most recently, WordBox〜Idea〜 was updated on September 12, 2026 and MindPen on September 11, 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.*