All articles ← Knowledge Base Account deletion. API pricings Are Custom Plans Available? Can I cancel my account any time? Can I change my plan later on? Do I need a credit card to sign up? Does my video / audio calls are recorded ? How do I upgrade my plan? Is there a setup fee? Mes appels Vidéo / Audio sont-ils enregistrés ? Suppression de compte Bistri. Which ports do I need to open to use Bistri API ?