I just use /etc/aliases, and create a new alias for each service that don't fully trust not to spam me. Alternatively you can just set up a different gmail acc

I just use /etc/aliases, and create a new alias for each service that don't fully trust not to spam me. Alternatively you can just set up a different gmail account for each. Then just add the account to your gmail app on your android phone, and it will automatically check all the accounts.