If you have created an account and are logged into that account, playing card game history & profile pictures are stored in the cloud allowing you to access the information from multiple devices. If you find an issue, please reach out to us at Where is the data for the card games stored? If you are a guest, your playing card game history is stored locally on your device. Deck of Cards has been developed and tested in current modern browsers. What devices are supported for Deck of Cards? You can create virtual playing card games with desktop or mobile devices. If you delete your account, your email and the card games you have joined are removed. Deck of Cards questions What information do you store? The only information we store is your email address when creating an account.