Affinity - Relationship Intelligence, Reimagined
Bond - A simple app that reminds you to keep in touch with people
Folk - The next generation contact manager
Thankster - Automagically send hand written cards
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
Thankbot - Drive more business with handwritten notes