# WikiSpaces3D vs BrainHop

The clearest difference is in-app purchases: WikiSpaces3D at none against BrainHop's 1. BrainHop's advantage is update cadence (fortnightly vs every 26 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. BrainHop sells 1 in-app purchase, starting at $44.99 per year. WikiSpaces3D asks for nothing beyond the download.

WikiSpaces3D ships an update every 26 months, BrainHop fortnightly. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | WikiSpaces3D | BrainHop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Fortnightly** |
| Size | 3 MB | 31 MB |
| Requires iOS | **15** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [CONVELA GmbH](https://appshunter.io/developer/1207906326) | [Daniele Ghidoli](https://appshunter.io/developer/1824653161) |

## What reviewers say

### WikiSpaces3D

[App page](https://appshunter.io/ios/app/wikispaces3d/id1639519074)

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

**In-app purchases:** none


### BrainHop

[App page](https://appshunter.io/ios/app/brainhop-book-summaries/id6748221842)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $44.99 | per year |


## Frequently asked questions

### Is WikiSpaces3D free?

WikiSpaces3D is free to download, with no in-app purchases.

### Is BrainHop free?

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

### Do WikiSpaces3D or BrainHop have ads?

Neither WikiSpaces3D nor BrainHop shows ads.

### Which is updated more often, WikiSpaces3D or BrainHop?

WikiSpaces3D ships an update every 26 months, and BrainHop fortnightly. Most recently, WikiSpaces3D was updated on November 3, 2026 and BrainHop on October 28, 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.*