Privacy Policy 

The NISOS App ("Application"), developed as part of the NISOS Project, is committed to protecting your privacy.
This Privacy Policy explains how we collect, use, and protect your personal data in accordance with GDPR (EU Regulation 2016/679).

1. Who We Are

The NISOS App is developed under the project “NISOS – Green Islands Initiative”, coordinated by CERTH / EKETA together with its project partners.
For privacy-related questions, contact us at:
📧 kstof@certh.gr

2. Data We Collect

The Application may collect the following information:

• Email
  
  

• Password
  
  

• Age (optional)
  
  

• Gender (optional)
  
  

• Step count activity (for sustainable tourism analytics)
  
  

• Answers to questionnaires
  
  

• Anonymous usage analytics
  
  

• Device information (non-identifiable)
  
  

We do not sell or share personal data with third parties.

3. Why We Collect Data

We process your data in order to:

• Provide the core app features
  
  

• Enable user login and account creation
  
  

• Track your walking activity for sustainability goals
  
  

• Provide personalized rewards (QR discounts)
  
  

• Improve app performance and user experience
  
  

• Ensure system security and prevent abuse
  
  

4. Legal Basis

Data processing is based on:

• Your consent
  
  

• Legitimate interest (app functionality & analytics)
  
  

• Compliance with project requirements
  
  

5. Data Retention

We retain personal data only as long as necessary.
You may request account deletion at any time (see "Delete Account").

6. Your Rights (GDPR)

You have the right to:

• Access your data
  
  

• Correct your data
  
  

• Delete your account
  
  

• Withdraw consent
  
  

• Request data portability
  
  

Contact: kstof@certh.gr

7. Security

We apply appropriate technical and organizational measures to ensure that your data is processed safely.

8. Contact

For privacy matters:
📧 kstof@certh.gr