In order to understand this application’s raison d’être, you need to know about the business modeling concepts as illustrated, figuratively and literally, in the book Business Model Generation by Alexander Osterwald and Yves Pigneur. ISBN 978-0-470-87641-1.
If you are thinking of starting your own business, or already own or run a business, no matter how small, for profit or non-profit, understanding the concepts in The Business Model Generation is imperative.