Cookies & Tracking Notice
Last updated: October 20, 2026
RPLY.RUN (Builders Den LLC) uses a limited set of cookies and browser storage features for account authentication, security, navigation preferences and service measurement. For questions or privacy requests, contact [email protected].
What we use
| Technology | Purpose | Typical lifetime / control |
|---|---|---|
rply_session (essential cookie) | Keeps your RPLY.RUN login session active | Up to 30 days unless ended; secure and HTTP-only in production |
__Host-rply_oauth_state (essential cookie) | Protects the X login process from request forgery | About 10 minutes; secure and HTTP-only in production |
rply.lastView.v1 (local storage) | Remembers your most recently viewed account and selected date, scoped to the user | Until you sign out or clear browser storage |
rply.state.v1 (local storage) | Keeps a local copy of your Running Mates, recent searches and plan so pages open quickly | Until you sign out or clear browser storage |
rply.session (sessionStorage) | Assigns a pseudonymous identifier to usage events for product analytics | During the relevant browser tab session, subject to actual browser behavior |
| Server/edge logs | Security, errors, service health and limited device or country context | Subject to infrastructure retention settings |
Product events
We currently send some product events to a RPLY.RUN endpoint, such as opening search, navigating to another date, pressing Fresh Check, or opening activity analytics. These events may include time, broad device type and a pseudonymous session identifier. We do not load third-party advertising or analytics scripts.
Profile pictures of X accounts are loaded from X's image servers, which receive the request from your browser. Our network provider, Cloudflare, may set strictly necessary security cookies to protect the Service from abuse.
Your choices
Necessary cookies support secure login. If nonessential cookies or similar tracking require consent under applicable law, we will provide appropriate notice and meaningful controls before activating them. You may also use browser settings to clear applicable cookies and storage; doing so may sign you out or reset preferences. See the Privacy Policy.