Question 1

Are the Correct Writing App and the Correct Calculation App free?

Accepted Answer

All learning content for the first three lessons per level is free. Each lesson includes 5 practice lists with practice sentences or tasks. This allows for the training of 75 common misspelled words or tasks at each level. The practice lists can be repeated as often as needed.

We do not profit from your data with the apps. Please understand that we use the license fees to cover our monthly costs. Please support our work if you use and enjoy the apps.

Adults can purchase the Master Mental Math Pro and Richtig-Schreiben-App Pro with all lessons for €1.95 per month or €9.95 per year in the Google Play Store or Apple App Store.

Question 2

What does the Pro version include?

Accepted Answer

With the Pro version, the full range of the database and the functionalities of the apps can be used. The apps are designed to provide a positive, motivating learning experience with the Pro version. Our goal is to improve spelling and math skills while making the practice fun.

Please support our work if you use and enjoy the apps, and choose our Pro version with the following benefits:

• All performance levels are available, with approximately 2,000 common misspelled words and around 3,000 math tasks.
 • There are knowledge points and learning points, as well as learning lists for all lessons and performance levels.
 • You will earn medals for your progress and can continuously improve.
 • There are no ads in the Pro version.
 • The Pro version can be purchased by adults through a monthly subscription or a one-time fee. The monthly subscription can be canceled at any time.
 • 
The monthly subscription for the Richtig-Schreiben-App or Master Mental Math App costs €1.95 per month.
The annual fee for the Richtig-Schreiben-App or Master Mental Math App costs €9.95 per year.

Question 3

How do I get knowledge points and learning points?

Accepted Answer

For each correct practice word or calculation result, you earn a knowledge point. There is no deduction for mistakes, but no points are awarded either. However, if you get the previous word or result correct during the repetition, you will earn a learning point.

Question 4

Can lessons and levels be repeated as often as desired?

Accepted Answer

Yes. When a lesson is completed, a green checkmark is displayed. When selected again, a message will appear: "Would you like to repeat the lesson with all five practice lists?" Upon confirmation, the lesson can be repeated in full.

After completing all lessons, you will receive a medal. You can then either continue to the next level or repeat the current level.

Question 5

When will I receive a medal?

Accepted Answer

You will receive the medal once a level is completed with all lessons and practice lists. The medals will be displayed on the homepage.

Question 6

Which devices support the Correct Writing App and Correct Math App?

Accepted Answer

Both apps are developed for Android phones/tablets and iPhones/iPads. They can be downloaded from the Google Play Store or Apple App Store.

Question 7

Can I use the app without internet?

Accepted Answer

Any lesson you have already started online can also be completed on your device without an internet connection, as long as the app has not been closed.

Institut Dr. Ehrlich

Here you can find answers to frequently asked questions about the Richtig-Schreiben app: features, usage, licenses, and more.

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