Cookie Policy
Last updated 26 October 2026
The Holaris website uses a small number of cookies and browser storage, only to keep you signed in and remember your settings. We don't use advertising, analytics or tracking cookies, and nothing is shared with advertisers.
Strictly necessary cookies
These are set only when you sign in, and the site can't work without them, so they don't need your consent. They're secure, httpOnly cookies that scripts on the page can't read. On the live site their names start with __Host-.
| Name | Purpose | How long |
|---|---|---|
| __convexAuthJWT | Keeps you signed in (short-lived access token). | 30 days, or until you sign out |
| __convexAuthRefreshToken | Renews your sign-in without asking for your password again. | 30 days, or until you sign out |
| __convexAuthOAuthVerifier | Protects a Google or Apple sign-in while it's in progress. | Until the sign-in finishes |
Settings stored in your browser
These never leave your device and aren't used to identify you.
| Name | Purpose | How long |
|---|---|---|
| holaris-theme | Remembers light, dark or system theme. | Until you clear it (local storage) |
| hk-universe-view | Remembers whether you prefer the sky or list view. | Until you clear it (local storage) |
| hk-universe-filters, universe position | Keeps your discovery filters and place in the sky while you browse. | Until you close the tab (session storage) |
What we don't use
- No advertising or retargeting cookies.
- No analytics cookies or third-party trackers.
- No social media pixels or embedded widgets that set their own cookies.
If we turn on error monitoring, it sends technical crash details without setting any cookies (see the Privacy Policy). If we ever add optional cookies, we'll ask for your consent first and update this page.
The mobile apps
The apps don't use cookies. Your sign-in is kept in your phone's secure storage (the iOS Keychain or Android Keystore).
Your choices
You can clear or block cookies and site data in your browser settings at any time. If you block the sign-in cookies, you won't be able to stay signed in. Questions: [email protected].