Privacy Policy
1. General Information
The protection of your personal data is of particular importance to us. This privacy policy applies to our website www.grundschulmathe.de as well as to the mobile applications ("apps") we offer. We treat your personal data confidentially and in accordance with the statutory data protection regulations and this privacy policy.
2. Data Controller
The data controller within the meaning of the GDPR is:
Software Development Kemper
Sebastian Kemper
Hauweg 54
41066 Mönchengladbach
Germany
Phone: (+49) 0157 550 90 500
Email: contact.kemper.apps@gmail.com
3. Data Collection on the Website
a) Access Data / Server Log Files
When you visit our website, the web server automatically collects information such as:
IP address
Date and time of access
Referrer URL
Browser type / version
Operating system
b) Cookies
Our website uses cookies to improve user-friendliness. You can disable cookies in your browser.
c) Contact Form
If you contact us via the contact form, we store the data you enter for the purpose of processing your request.
4. Data Collection in the Apps
a) General
When you use our apps, we only process the data necessary for their operation. Registration is not required. The apps can run locally on your device without a persistent internet connection or user account.
b) In-App Purchases
Digital content (e.g., learning materials) can be purchased through the respective app stores:
Apple App Store
Google Play Store
Microsoft Store
Payment processing is handled exclusively through these platforms. We do not receive any payment information such as credit card numbers, but only confirmation that a purchase was successful.
The privacy policies of the respective providers also apply:
Apple Privacy Policy
Google Privacy Policy
Microsoft Privacy Policy
c) Local Storage
Usage data, such as your progress or purchased content, is stored locally on your device. This data does not leave your device unless a backup is created by your app store provider.
5. No Analytics or Tracking Services in the App
Our apps do not use any analytics or advertising tracking tools (e.g., Google Analytics, Firebase, Facebook SDK).
6. Recipients of Data
We do not share personal data with third parties unless required to comply with legal obligations.
7. Your Rights (according to the GDPR)
You have the right at any time to:
Receive information about stored data (Art. 15 GDPR)
Request rectification (Art. 16 GDPR)
Request erasure (Art. 17 GDPR)
Request restriction of processing (Art. 18 GDPR)
Object to processing (Art. 21 GDPR)
8. Data Retention Period
Personal data is stored only as long as necessary to fulfill the respective purposes or as required by law.
9. Data Security
We take appropriate technical and organizational measures to protect your data against loss, misuse, and unauthorized access.
10. Changes to this Privacy Policy
We reserve the right to amend this Privacy Policy as needed to comply with current legal requirements or to implement changes to our services.