# Learn and play German + vs dob

The clearest difference is in-app purchases: Learn and play German + at none against dob's 1. Learn and play German + also leads on device support (3 vs 1). dob's advantage is price ($2.99 vs $3.99). On update cadence, ads and iOS requirement there is nothing between them.

Learn and play German + costs $3.99 and dob $2.99 up front. dob sells 1 one-off in-app purchase. Learn and play German + asks for nothing beyond the download.

Learn and play German + ships an update every 5 months, dob every 3 months. The most recent releases landed on May 16, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Learn and play German + | dob |
| --- | --- | --- |
| Price | $3.99 | **$2.99** |
| 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 | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | — | Paid |
| Size | 30 MB | 78 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roman Vynokurov](https://appshunter.io/developer/1672808591) | [Rene Fehr-Biscioni](https://appshunter.io/developer/969998405) |

## What reviewers say

### Learn and play German +

[App page](https://appshunter.io/ios/app/learn-and-play-german-plus/id675627856)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Learn and play German + free?

Learn and play German + costs $3.99, with no in-app purchases.

### Is dob free?

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

### Do Learn and play German + or dob have ads?

Neither Learn and play German + nor dob shows ads.

### Which is updated more often, Learn and play German + or dob?

Learn and play German + ships an update every 5 months, and dob every 3 months. Most recently, Learn and play German + was updated on May 16, 2026 and dob on June 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.*