Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Sales Torch - Manage prospects effectively.
River - River is a lightweight SaaS-based product. It is built for businesses and designed for teams.
NetHunt CRM - Turn Gmail into a smart CRM
NeO - NeO is a powerful outliner built for OS X.
Affinity - Relationship Intelligence, Reimagined