Sidekick by Hubspot - Customer insight integrated with your email tools.
Ryze App - Ryze is the Personal Relationship Manager designed to help you build, maintain, and add value to your relationships and personal network.
HiHello - Exchange contacts, seamlessly.
Cloze - Smarter Relationship Management
Sansan - Sansan provides a internal contact sharing service for companies.
ZooWho - Who's Who in Your Zoo? A free personal CRM mobile app to keep track of your friends and family.