Calculations run in your browser. If you order a report, your computed summary (not your transaction file) is sent to us to generate and email your PDF. The summary is deleted after 30 days. Stripe processes your payment.

We use your data for: - Sending your purchased optimization report - Sending newsletter updates (only if subscribed) - Processing payments via Stripe - Improving our services We NEVER sell or share your data with third parties for marketing purposes.

We use Vercel Analytics for visit statistics and, when enabled, PostHog EU for calculation, checkout, purchase and download events. PostHog keeps browser identification in memory only, without analytics cookies or local storage. We do not send transaction files, calculated figures, email addresses or download tokens to analytics. For purchases, we send the order ID, amount paid and currency. Campaign parameters (UTM, ref and gclid) are passed to Stripe at checkout, stored with the order and included in the purchase event. Your optional answer about how you heard about us is stored with the order.

Under GDPR, you have the right to: - **Access**: Request a copy of your personal data - **Rectification**: Have incorrect data corrected - **Deletion**: Have your data deleted ("right to be forgotten") - **Restriction**: Restrict the processing of your data - **Objection**: Object to processing - **Data portability**: Receive your data in a structured format To exercise these rights, send an email to privacy@vrijstellingcalc.be

We take appropriate technical and organizational measures to protect your data against unauthorized access, loss, or misuse. All data is encrypted and transmitted via HTTPS.

Email addresses are kept until you unsubscribe. Order and payment records are retained for accounting. Computed summaries are deleted after 30 days; online downloads are then unavailable. Keep the PDF received by email.

We work with: - **Stripe**: For payment processing (see Stripe Privacy Policy) - **Resend**: For sending emails (see Resend Privacy Policy) - **Vercel**: For hosting and visit statistics (see Vercel Privacy Policy) - **PostHog EU**: For product and purchase statistics when enabled (see PostHog Privacy Policy) These parties act as processors and process data only on our instructions.

We may update this privacy policy from time to time. Changes will be published on this page with a new "Last updated" date.

For questions about this privacy policy or your data: **Email**: privacy@vrijstellingcalc.be **Supervisory authority**: Data Protection Authority (DPA) Website: https://www.dataprotectionauthority.be