Mullvad make sure you are totally anonymous, from the payment system to using their servers Mozilla is a 3rd party with their own account system and payment sy

Mullvad make sure you are totally anonymous, from the payment system to using their servers Mozilla is a 3rd party with their own account system and payment system, that means you are traceable, you need to register to mozilla Mullvad doesn't have any account system, and you can pay using cash is it good, is it bad? it's up to you to decide based on the provided informations