# dob vs CVI training (Color)

The clearest difference is price: CVI training (Color) at Free against dob's $2.99. CVI training (Color) also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 1). On ratings volume, ads and device support there is nothing between them.

CVI training (Color) is free to download; dob costs $2.99 up front. dob sells 1 one-off in-app purchase. CVI training (Color) asks for nothing beyond the download.

CVI training (Color) holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | dob | CVI training (Color) |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/dob-visual-perception/id981954512/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cvi-training-color/id1216606555/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Paid | **Free** |
| Size | 78 MB | 22 MB |
| Requires iOS | 12.0 | **6.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rene Fehr-Biscioni](https://appshunter.io/developer/969998405) | [Ebenezer school](https://appshunter.io/developer/512093968) |

## 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 |


### CVI training (Color)

[App page](https://appshunter.io/ios/app/cvi-training-color/id1216606555)

This app provides fundamental training for students with CVI to develop color sensitivity. It offers interactive color changes and sound feedback through various screen gestures and transition effects, with customizable settings for trainers.

**Highlights:** Color sensitivity training, Interactive screen gestures, Sound and visual feedback, Customizable transition effects, High contrast color changes, Trainer-level settings

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is dob free?

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

### Is CVI training (Color) free?

CVI training (Color) is free to download, with no in-app purchases.

### Which has better reviews, dob or CVI training (Color)?

CVI training (Color) is rated higher. dob averages 1.0 out of 5 from 1 ratings, while CVI training (Color) averages 5.0 from 1 ratings.

### Do dob or CVI training (Color) have ads?

Neither dob nor CVI training (Color) shows ads.

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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.*