Practice assessments for free!

We are planning to make a fresh start with A4S. Therefore we have chosen to no longer provide the App on iOS devices and Android devices

We will keep you updated soon!

For more information click here

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High level

Our questions are quite difficult, try to complete them!

Available everywhere

It does not matter where you are A4S is available everywhere!

Outstanding Design

The App has an outstanding design, with one focus: user-friendly!


You are able to choose from six different categories of applications!

Improve your Highscore

Challenge yourself with the Exam Mode!

Timer Function

Test your skills under time pressure!

Up to Date

We update the App to keep things fresh.


Please rate and comment on our application. This way we can further improve the App!

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How it works

Having difficulties with the App? Watch the video beneath to understand how it works!

Contact Us

Let's Get In Touch!

Ready to start practicing? That's great! If you have any questions send us an email and we will get back to you as soon as possible!