Hi there, To bind a card for the free trial and subscription is a standard policy set by Google to ensure a smooth user experience and prevent misuse. Rest assured that you have full control over your subscription, you can cancel your subscription at any time, and delete your account with all information removed.

Hi, can you tell us which features you need? CS has free and premium versions. You can select the version based on your own needs. If you don't need the paid features, pls feel free to enjoy the free version to scan, edit and share documents. You may contact us at asupport@camscanner.com to know more about the versions.