Download of Cardflow 1.9 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. Cardflow for Mac lies within Lifestyle Tools, more precisely Bookkeeping & Cataloging. This free Mac application was originally produced by Qrayon, LLC. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
Cardflow captures the ease and flexibility of paper index cards and brings that experience to the Mac. You can jot down ideas or sketch diagrams on cards and arrange them on a large board. You can use cards to capture individual ideas, sketch diagrams, or type detailed notes.
You may want to check out more software for Mac, such as AddressBook Aid, Live Capture Plus or MyVinyl, which might be related to Cardflow.