Privacy Policy

Last updated: 18/04/2026

This Privacy Policy explains how Design 3D Solutions Ltd collects, uses, and protects your personal data when you use the Hairzena application, website and services. We comply with the UK GDPR, the EU GDPR, the UK Data Protection Act 2018, the Apple App Store Review Guidelines, and the Google Play Developer Programme Policies.

Sections include:

• Data Controller
• What Data We Collect
• How We Use Your Data
• AI Processing of Images & Inputs
• In-App Purchases & Subscriptions
• Legal Basis for Processing
• Third Parties We Share Data With
• International Data Transfers
• Data Storage & Security
• Data Retention
• Your Rights under UK/EU GDPR
• Account & Data Deletion
• Cookies & Tracking
• Children's Privacy
• App Store-Specific Disclosures
• Changes to This Policy
• Contact Us

Contact: support@hairzena.com