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CookieFlush

Auto-Delete Cookies on Tab Close

Manifest V3-native Cookie AutoDelete alternative. Cookies for sites you haven’t whitelisted are wiped the moment their last tab closes. Whitelist trusted sites, greylist for temporary access, and optionally clear LocalStorage, IndexedDB, and cache.

Privacy-first

Features

Auto-delete cookies the moment a site’s last tab closes

Whitelist trusted sites — stay signed in to banks, email, GitHub

Greylist for temporary protection, auto-expires after 7 days

Scheduled sweep + optional cleanup on Chrome startup

Optional LocalStorage, IndexedDB, and cache cleanup — free, JIT-permission

Cross-device whitelist sync, export/import config, no telemetry