HubSpot CRM - Free CRM software for small businesses.
Synthesio - Synthesio is a social intelligence tool or a marketing software that is specially made for the purpose of social media monitoring and social analytics.
Less Annoying CRM - A simple customer relationship manager made just for small businesses. Manage contact info, track leads, and never miss a follow-up.
Swift Social - All-in-One Social Media Growth and Management Tool
Keap - Grow Sales. Save Time. Get Organized.
LeadsRX - LeadsRX is a marketing attribution software that gives marketers insights into which advertising campaigns result in conversions.