Privacy Policy

Last updated: 15 April 2026

1. Who we are

DG Calculators (dgcalculators.co.uk) is operated by David Green, a barrister practising from 12 King's Bench Walk, Temple, London EC4Y 7EL. References to "we", "us", or "our" in this policy are to David Green trading as DG Calculators.

We are the data controller for the personal data we process through this website. If you have any questions about this policy or how we handle your data, you can contact us at green@12kbw.co.uk.

2. What data we collect

When you use DG Calculators, we may collect and process the following personal data:

  • Account information: your name and email address, which you provide when you register for an account.
  • Payment information: when you subscribe, your payment is processed securely by Stripe. We do not store your credit or debit card details on our servers. Stripe may provide us with limited information such as the last four digits of your card, the card type, and the expiry date.
  • Usage data: we may collect technical data about your visits, including your IP address, browser type, operating system, pages viewed, and the date and time of your visit. This data is collected automatically through server logs.

3. How we use your data

We use your personal data for the following purposes:

  • To create and manage your account.
  • To process your subscription payments via Stripe.
  • To provide you with access to our calculators and related services.
  • To communicate with you about your account or subscription (for example, payment confirmations or service updates).
  • To improve our website and services.

4. Legal basis for processing

We process your personal data on the following legal bases under UK GDPR:

  • Contract: processing your account and payment data is necessary for the performance of the contract between us (your subscription).
  • Legitimate interests: we may process usage data to improve our services, where this does not override your rights and freedoms.
  • Consent: where we send you marketing communications, we will do so only with your consent, which you may withdraw at any time.

5. Data sharing

We do not sell or rent your personal data to third parties. We may share your data with:

  • Stripe: our payment processor, which processes your payment information in accordance with its own privacy policy.
  • Vercel: our hosting provider, which may process technical data (such as IP addresses) as part of delivering the website to you.
  • Neon: our database provider, which stores your account data on secure servers.

We may also disclose your data if required to do so by law or in response to a valid legal request.

6. Data retention

We retain your account data for as long as your account is active. If you cancel your subscription and close your account, we will delete your personal data within 90 days, unless we are required to retain it for legal or regulatory purposes.

7. Your rights

Under UK GDPR, you have the following rights in relation to your personal data:

  • The right to access your personal data.
  • The right to rectification of inaccurate data.
  • The right to erasure ("the right to be forgotten").
  • The right to restrict processing.
  • The right to data portability.
  • The right to object to processing.

To exercise any of these rights, please contact us at green@12kbw.co.uk. You also have the right to lodge a complaint with the Information Commissioner's Office (ICO) at ico.org.uk.

8. Cookies

We use essential cookies that are strictly necessary for the operation of our website, including session cookies to keep you logged in. We do not use advertising or tracking cookies. By using our website, you consent to the use of essential cookies.

9. Security

We take reasonable technical and organisational measures to protect your personal data against unauthorised access, loss, or destruction. All data is transmitted over HTTPS, and passwords are stored in hashed form.

10. Changes to this policy

We may update this privacy policy from time to time. Any changes will be posted on this page with an updated revision date. We encourage you to review this policy periodically.

11. Contact

If you have any questions about this privacy policy, please contact David Green at green@12kbw.co.uk.