# Wordthrum vs Schulte Grid

The clearest difference is ads: Wordthrum at none against Schulte Grid's shown. Wordthrum also leads on update cadence (every 3 days vs every 2 weeks). Schulte Grid's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Wordthrum ships an update every 3 days, Schulte Grid every 2 weeks. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Wordthrum | Schulte Grid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 40 MB | 55 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dachverband Legasthenie Deutschland e.V.](https://appshunter.io/developer/719533476) | [余芳 伍](https://appshunter.io/developer/1229314116) |

## What reviewers say

### Wordthrum

[App page](https://appshunter.io/ios/app/wordthrum/id6799616725)

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

**In-app purchases:** none


### Schulte Grid

[App page](https://appshunter.io/ios/app/schulte-grid-brain-training/id6810313541)

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

**In-app purchases:** none


## Frequently asked questions

### Is Wordthrum free?

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

### Is Schulte Grid free?

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

### Do Wordthrum or Schulte Grid have ads?

Schulte Grid shows ads; Wordthrum does not.

### Which is updated more often, Wordthrum or Schulte Grid?

Wordthrum ships an update every 3 days, and Schulte Grid every 2 weeks. Most recently, Wordthrum was updated on October 8, 2026 and Schulte Grid on October 9, 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.*