Cookie policy
Last updated: October 2026
ConvertFlow only uses cookies and browser storage that are needed for the site to work.
Cookies
- cf_anon: identifies your browser session so only you can see and download your conversions. HttpOnly, expires after 30 days.
- cf_csrf: protects you against cross-site request forgery. Expires after 30 days.
Browser storage
- Your colour theme preference.
- Whether you dismissed the support banner (so we don't show it again for a week).
- The conversion in progress on a tool page, so it survives a page reload. Cleared when the conversion finishes.
We don't use advertising, tracking or analytics cookies, so no cookie consent banner is needed.