Last updated: March 2026 · Effective immediately
Cookies are small text files placed on your device by websites you visit. They are widely used to make websites work efficiently and to provide information to website owners. This policy explains how Lumina uses cookies and similar technologies in accordance with the UK Privacy and Electronic Communications Regulations (PECR) and UK GDPR.
Essential Cookies
Always ActiveThese cookies are necessary for the Service to function and cannot be disabled.
| Cookie Name | Purpose | Duration |
|---|---|---|
| lumina_session | Maintains your login session and authentication state | 7 days |
| lumina_cookie_consent | Remembers your cookie consent preferences | 1 year |
Analytics Cookies
OptionalThese cookies help us understand how visitors use Lumina so we can improve the experience. All data is anonymised and cannot be used to identify you personally.
| Cookie Name | Purpose | Duration |
|---|---|---|
| _lumina_analytics | Anonymised page view and session analytics | 30 days |
localStorage (Not Cookies)
Browser StorageLumina uses your browser's localStorage to save your conversation history and preferences locally on your device. This data never leaves your device and is not transmitted to our servers. You can clear this at any time via your browser settings or within the Lumina app.
Third-Party Cookies (Stripe)
Payment OnlyWhen you interact with the Stripe payment button, Stripe may set cookies for fraud prevention and payment processing purposes. These are governed by Stripe's Privacy Policy. Stripe cookies are only active when the payment flow is initiated.
When you first visit Lumina, you will see a cookie consent banner. You can choose to accept or decline optional analytics cookies. Essential cookies cannot be disabled as they are required for the Service to function.
You can also manage cookies through your browser settings. Most browsers allow you to:
Note: Blocking essential cookies may prevent you from using certain features of Lumina, including staying logged in.
We may update this Cookie Policy from time to time to reflect changes in technology, legislation, or our practices. We will update the "Last updated" date when we do so. Continued use of Lumina after changes constitutes acceptance of the updated policy.
For any questions about our use of cookies, contact us at [email protected].