# Pricing & Payment

1. [How do I change the credit card associated with my account?  
   Edited 2 years ago  
   Log in to your PicnicHealth account and navigate to the Billing Details section of the Account Settings page. From there, you can add a new card, edit...](https://help.picnichealth.com/en/articles/2262592)  
2. [How much does PicnicHealth cost?  
   Edited 2 years ago  
   PicnicHealth's services are totally free for research participants. If you decide to stop participating, you'll still have access to all your past re...](https://help.picnichealth.com/en/articles/2262528)  
3. [I think I was billed incorrectly, what should I do?  
   Edited 2 years ago  
   Please email help@picnichealth.com directly if you believe you were charged incorrectly. If possible, please provide a copy of your receipt(s) so we...](https://help.picnichealth.com/en/articles/2260544)