Cookies
Version 1.0 · In effect on October 17, 2026
The French version of this document was written first. In case of a difference, the French version prevails.
This page lists everything ExamenCompagnon stores in your browser. There are no advertising cookies and no tracking pixels. By default, no tool identifies you, locates you or builds a profile of you. Audience measurement with Google Analytics turns on only if you accept it in the cookie banner, and you can change your mind at any time.
1. Cookies
These cookies are needed to keep you signed in and do not require consent. They are set only when you sign in. On the secure site, their names start with __Secure-.
| Name | Purpose | Duration |
|---|---|---|
better-auth.session_token | Keep you signed in | 30 days, extended when you use the site |
better-auth.session_data | Signed copy of the session, to avoid a database read on every page | 5 minutes |
better-auth.dont_remember | End the session when the browser closes, if you asked for that | Until the browser closes |
better-auth.state | Secure the sign-in with Google | 5 minutes |
ec_diag | Limit the free diagnostic to one per exam without an account (no personal data) | 1 year |
2. Browser local storage
The site also keeps a few preferences in your browser’s local storage. They stay on your device and are not sent to us. Your choice about audience measurement is one of them.
| Name | Purpose | Duration |
|---|---|---|
examencompagnon_analytics_consent | Remember your choice about audience measurement (Google Analytics) | Until you clear storage or change your choice |
examencompagnon:tutor-notes:* | Backup copy of your tutor notes until they are saved to your account | Until you clear them |
daily_review_intro_dismissed | Avoid showing the review welcome message again | Until you clear the storage |
nps_dismissed_2026q2 | Avoid asking for your opinion again after you answered or declined | Until you clear the storage |
streak_milestone_1_seen, streak_milestone_7_celebrated | Avoid showing a study streak message you already saw | Until you clear the storage |
examencompagnon_guide_bar_dismissed | Avoid showing the guide offer on articles again after you close it | 30 days |
examencompagnon_ai_budget_warn_seen_* | Avoid repeating the tutor’s daily limit warning | Until you clear the storage |
3. Audience measurement
No audience measurement tool is active.
4. How to delete them
You can delete cookies and local storage in your browser settings. Deleting the session cookies signs you out. Deleting local storage shows the messages you already closed again, including the cookie banner. To change your choice about audience measurement, use the “Manage cookies” link at the bottom of the pages.
5. Contact us
Questions: [email protected]. See also the Privacy Policy.