# dob vs Word Links

The clearest difference is price: Word Links at Free against dob's $2.99. Word Links also leads on in-app purchases (none vs 1) and update cadence (every 6 weeks vs every 3 months). dob's advantage is iOS requirement (12.0 vs 15.0). On ads there is nothing between them.

Word Links is free to download; dob costs $2.99 up front. dob sells 1 one-off in-app purchase. Word Links asks for nothing beyond the download.

dob ships an update every 3 months, Word Links every 6 weeks. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | dob | Word Links |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/dob-visual-perception/id981954512/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 78 MB | 9 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rene Fehr-Biscioni](https://appshunter.io/developer/969998405) | [Speaking of Words Ltd](https://appshunter.io/developer/6786631425) |

## What reviewers say

### dob

[App page](https://appshunter.io/ios/app/dob-visual-perception/id981954512)

This app offers exercises to train essential visual skills like attention, coordination, and memory. It's designed for learners of all ages, including children and individuals undergoing rehabilitation, and can be customized to individual needs.

**Highlights:** Visual Attention training, Ocular motility exercises, Hand and Eye Coordination, Motion Perception, Contrast Sensitivity, Face and facial expression recognition, Color Recognition and differentiation, Figure-Ground Perception

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All exercises | $11.99 | one-time |


### Word Links

[App page](https://appshunter.io/ios/app/word-links-aphasia-practice/id6786631303)

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

**In-app purchases:** none


## Frequently asked questions

### Is dob free?

dob costs $2.99, and also offers in-app purchases.

### Is Word Links free?

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

### Do dob or Word Links have ads?

Neither dob nor Word Links shows ads.

### Which is updated more often, dob or Word Links?

dob ships an update every 3 months, and Word Links every 6 weeks. Most recently, dob was updated on October 17, 2026 and Word Links on October 5, 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.*