# Opatus CPTA

> Objective Test of Attention

Canonical page: [https://chrome-stats.com/d/id857716982](https://chrome-stats.com/d/id857716982)

## Overview

- **ID:** `id857716982`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Opatus AB
- **Category:** Medical
- **Version:** 2.2
- **Last updated:** 2021-04-22
- **First published:** 2014-04-23
- **Size:** 58 MB
- **Data as of:** 2026-09-04
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/opatus-cpta/id857716982)
- **Privacy policy:** [https://opatus.se/opatus-privacy-policy/](https://opatus.se/opatus-privacy-policy/)

## Description

The purpose of the app is to find a person’s objective behavioral profile regarding attention and activity.  The app measures your reaction time and attention during an 8-20 minutes long continuous performance test. You will receive results like reaction time, commission errors and omission errors. 

Make a request for user account to info@opatus.se
With a user account, the target audience is healthcare professionals working in areas where sustained attention is an important issue. The professional user will get access to an extensive test report.

The app can also be used without a user account. 
Without a user account, the target audience is people who are curious about their performance compared to 
* (a control group, to come)
* family member 
* friend 
The result is limited to reaction time and score on various errors.

The app targets the age range 3 to 60+

## Rankings

- #1,505,982 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id857716982)