Lemongrab

The only problem with not deleting all cookies with some automatic tool is it will make it easier to fingerprint you. Anything difference with your browser’s behaviour is fingerprintable.

Also, check your this section from the Arkenfox wiki (made by experts on browser fingerprinting):

🟪 DON’T BOTHER: Cookie extensions

- ❗️Sanitizing in-session is a false sense of privacy. They do nothing for IP tracking. Even Tor Browser does not sanitize in-session e.g. when you request a new circuit. A new ID requires both full sanitizing and a new IP. The same applies to Firefox
- ❗️Cookie extensions can lack APIs or implementation of them to properly sanitize: e.g.
    - ⚠️ [last checked Nov 2024], Cookie Auto Delete even instructs it's users to disable Total Cookie Protection - ⚠️ DO NOT DO THIS ⚠️

        "As of Firefox 86, strict mode is not supported at this time due to missing APIs to handle the Total Cookie Protection [... followed by instructions]"

Syncthing-fork which fixes battery drain issue and others as well. I’ll just leave this here for your battery needs: https://f-droid.org/packages/com.github.catfriend1.syncthingandroid/