YC Watcher

Privacy & Disclaimer

Last updated: June 2026

What we collect

Sign-in info: your email address (email magic-link) or Ethereum address (wallet sign-in), plus its ENS name / avatar if any.

Your data: favorited companies, saved subscriptions, notification read-state, language preference.

Login metadata: your most recent sign-in time and IP address (for account security and user analysis).

Analytics: anonymous page views (a random session id, path, referring site, UTM tags; bots filtered; the analytics records do not store IP). We keep a random session id in browser localStorage.

How we use it

To provide favorites, alerts and the weekly digest, and to understand usage so we can improve and distribute the product. We do not sell your data.

Data source

Company data comes from Y Combinator’s public directory (ycombinator.com/companies). This site is not affiliated with, authorized by, or endorsed by Y Combinator.

Cookies & local storage

A sign-in session cookie (required); a random analytics session id in localStorage. No third-party ad/tracking cookies.

Retention & deletion

You can contact us at any time to delete your account and associated data.

Contact

For privacy requests: hello@ycwatcher.info

Disclaimer

The service is provided "as is", with no warranty as to the accuracy, completeness, or availability of the data shown.