Here at Alura, you are free to sign up for a free account without submitting any credit card information.
We understand not wanting to commit to something you don't know, so take your time and get to know our features. If you like what you see, you are always welcome to upgrade for full access to all tools.
With that said, our membership provider Stripe, may ask you to enter your credit card information after a year of free access. Not to worry! Stripe is a safe and secure provider backed by Google, assigned to provide a safe and secure user experience.