Cookie Policy

Cookie Policy

This policy explains how StudyFlow uses cookies and similar technologies on your device.

Last updated: April 2026

1. What Are Cookies

Cookies are small text files stored on your device when you visit a website. They help websites remember your preferences, keep you logged in and understand how you use the platform. StudyFlow uses cookies, local storage and session storage to provide you with the best possible experience.

2. Cookies We Use

Essential

Required for the Platform to function. Cannot be disabled without breaking login.

supabase-auth-token

Keeps you securely logged in

sb-access-token

Authentication session management

sb-refresh-token

Automatically refreshes your login session

Preference

Stored locally to remember your settings and personalise your experience.

studyflow_theme

Remembers your chosen colour theme

sf_favourites

Saves your favourite music tracks

sf_subjects

Stores your custom study subjects

Analytics

Help us understand how students use StudyFlow so we can improve it.

ph_*

PostHog analytics — tracks feature usage anonymously

sentry-*

Sentry error monitoring — helps us fix bugs faster

Third-Party

Set by external services when you use certain features.

YouTube / Google

Set when using music search. Subject to Google Privacy Policy.

SoundCloud

Set when using SoundCloud embeds for music.

3. Local Storage

In addition to cookies, StudyFlow uses your browser's local storage to save preferences directly on your device. This data never leaves your device and is not transmitted to our servers. You can clear local storage at any time through your browser settings.

4. How to Control Cookies

Browser Settings

Most browsers allow you to view, manage and delete cookies. Check your browser's help documentation for instructions.

Analytics Opt-Out

To opt out of PostHog analytics tracking, contact us at thulanibilly6@gmail.com.

Clear Local Storage

Open browser DevTools → Application → Local Storage → Clear to remove stored preferences.

YouTube Opt-Out

Avoid using the music search feature if you do not want YouTube cookies set on your device.

Note: Disabling essential cookies will prevent you from logging in and using the Platform.

5. Cookie Consent

By continuing to use StudyFlow you consent to our use of cookies as described in this policy. You may withdraw consent at any time by clearing your browser cookies and discontinuing use of the Platform. Essential cookies cannot be disabled without losing access to the Platform.

6. Contact

Email: thulanibilly6@gmail.com
Platform: studyflow-zeta.vercel.app