Cookie Policy

Last updated: January 2026

🍪 Quick Summary

No Ad Tracking

We don't use advertising cookies

Essential Cookies

Only for basic app functionality

Anonymous Analytics

Aggregate data without personal identification

Transparent

You know what we store

1. What are Cookies?

Cookies are small text files stored on your device (computer, tablet, or smartphone) when you visit a website or use an application. Cookies help websites remember your preferences and improve user experience.

Fumai uses cookies and similar technologies like Local Storage and IndexedDB to provide better and more personalized services.

2. Types of Cookies We Use

2.1 Essential Cookies (Required)

These cookies are necessary for the Application to function properly. Without these cookies, services cannot be provided.

NamePurposeDuration
next-auth.session-tokenMaintains your login session30 days
next-auth.csrf-tokenForm submission securitySession
next-auth.callback-urlRedirect after loginSession

2.2 Functional Cookies

These cookies enable additional features and personalization.

NamePurposeDuration
localeLanguage preference (ID/EN)1 year
themeDark/light theme preference1 year
timezoneTimezone setting1 year

2.3 Analytics Cookies

We use analytics to understand how users interact with our Application. This data is anonymous and aggregated.

ProviderPurposeInfo
Vercel AnalyticsApp performance & usagePrivacy-focused, no cookies
SentryError monitoringTechnical data only

3. Local Storage & IndexedDB

In addition to cookies, we also use other browser storage technologies:

  • Local Storage: Stores user preferences, cached data, and app settings for faster access
  • IndexedDB: Stores workout data for offline tracking feature. Allows you to log workouts without internet connection
  • Service Worker Cache: Stores app assets for faster loading and PWA functionality

4. Third-Party Cookies

Some third-party services we use may set their own cookies:

  • Google OAuth: For login with Google feature. Cookies are managed by Google according to their privacy policy
  • Google Maps: For Activity Map and Sport Buddy features. Location data is processed according to Google's policy
  • Cloudflare: For security and performance. Cookies used are technical and do not track users

Note: We do NOT use cookies for advertising or cross-site tracking.

5. Managing Cookies

You can control cookies through your browser settings:

  • Chrome: Settings → Privacy and Security → Cookies
  • Firefox: Options → Privacy & Security → Cookies
  • Safari: Preferences → Privacy → Cookies
  • Edge: Settings → Privacy → Cookies

⚠️ Warning: Disabling essential cookies will cause some Application features to not work properly, including the ability to stay logged in.

6. Clearing Stored Data

To delete all data stored in your browser:

  1. Open browser Developer Tools (F12 or Ctrl+Shift+I)
  2. Select the “Application” or “Storage” tab
  3. Select “Clear site data” or delete manually:
    • Cookies
    • Local Storage
    • IndexedDB
    • Service Workers

7. Policy Changes

We may update this Cookie Policy from time to time. Changes will be published on this page with a new “Last updated” date. We encourage you to review this policy periodically.

8. Contact Us

If you have questions about our use of cookies:

  • Email: privacy@fumai.app
  • Website: fumai.app/contact