Yes. You can take payments through Formitize. If you would like to take immediate card payment, you will need to set up an account with Stripe.com and have your account integrated through Settings.
To take card payments through the Web Portal > open the Invoice you would like to receive the payment on > Payment Details section > Select Card > the credit card options will appear > Take Payment > This will open your Stripe integration where you will be able to make the card payment.
To take a card payments using the App > Swipe right on the Invoice you would like to take the Payment on > take payment > select card (here you can 'record payment' if you are not using stripe or 'take payment' if you are integrated with stripe to take instant payments).