Cookie Policy
Last update: February 2, 2026
Experts by OStory informs about the use of cookies on the website to provide the best user experience.
1. What are cookies?
Cookies are small text files stored on the user’s device while visiting a website. They allow us to remember user preferences and improve website functionality.
2. What cookies do we use?
● a) Essential cookies (technical)
- User session - enable login and keep the session active
- Supabase authentication - management of user login state
- Interface preferences - remembering dark/light mode
- Cookie consent - remembering user cookie choices
Legal basis: Necessary for website operation (Art. 6(1)(f) GDPR - legitimate interest)
Retention period: Session + up to 30 days
● b) Functional cookies
- User preferences - storing settings and interface personalization
- Favorites list - storing preferences related to favorite experts
Legal basis: User consent (Art. 6(1)(a) GDPR)
Retention period: Up to 1 year
● c) Analytics cookies
- Google Tag Manager / Google Analytics - anonymous traffic data, visit statistics, traffic sources
Legal basis: User consent (Art. 6(1)(a) GDPR)
Retention period: Up to 2 years
More info: Google Privacy Policy
● d) External service cookies
- Google Maps - displays expert map and may set its own cookies
- Supabase - backend services, authentication and data storage
Legal basis: Required for feature operation / user consent
Retention period: According to provider policy
● e) Marketing cookies
Currently we do not use marketing cookies (Facebook Pixel, Twitter Pixel, etc.). In the future, they may be used to personalize content and ads - only with your consent. Any change will be communicated via updates to this policy.
3. How to manage cookies?
You can manage your cookie preferences in several ways:
- Cookie banner - on your first visit, you can choose which cookie categories you accept
- Browser settings - most browsers allow cookie management in settings
- Opt-out tools - you can use tools such as Google Analytics Opt-out
4. How to delete cookies?
You can remove saved cookies in your browser settings:
Chrome: Settings → Privacy and security → Clear browsing data
Safari: Preferences → Privacy → Manage Website Data
Firefox: Options → Privacy & Security → Cookies and Site Data
Edge: Settings → Privacy, search, and services → Clear browsing data
Note: deleting cookies may reset your preferences and require logging in again.
5. Third-party cookies
Some external services may set their own cookies, including:
- Google (Google Tag Manager, Google Analytics, Google Maps) - Privacy Policy
- Supabase (authentication, database) - Privacy Policy
We do not control cookies set by these providers. Please review their privacy policies directly.
6. Cookie retention periods
| Cookie type | Retention period |
|---|---|
| Session cookies | Until browser is closed |
| Authentication (Supabase) | Up to 30 days |
| User preferences | Up to 1 year |
| Cookie consent | Up to 1 year |
| Google Analytics | Up to 2 years |
7. Changes to this cookie policy
We reserve the right to update this cookie policy. In case of major changes, we will inform users via website notice or by displaying the cookie banner again. The latest update date is always visible at the top of this document.
8. Contact
If you have questions about this cookie policy, contact us at: experts@ostoryplatform.com