Cookies

keptai_language on www.keptai.com — 1 year, language preference. Choosing “Follow browser” deletes it.
kept_attr_src on www.keptai.com — 30 days, records the advertising or source parameters that brought the visit. Used for attribution analysis.
kept-auth* on app.keptai.com — HttpOnly session cookies for sign-in.
Stripe Checkout and Customer Portal set their own cookies on Stripe-hosted pages.

There are no advertising or analytics cookies on the marketing site. You can disable cookies in your browser; sign-in and language preference will not persist without them.