Yes, a RushCard can be used for online purchases, as it operates like a traditional debit card. Users can shop at a variety of websites that accept Visa or Mastercard, depending on the specific type of RushCard they have. It is important for users to ensure that there are sufficient funds on the card to complete the transaction. Additionally, when making online purchases, users will need to provide their card number, expiration date, and security code, which can be found on the back of the card. Be sure to check that the website accepts prepaid cards, as some merchants may have restrictions on card types. For any specific inquiries regarding online use or particular transactions, users might want to refer to the RushCard website for additional details or contact information.