Clearbit - Clearbit provides Business Intelligence APIs
SuperSend.io - Automate Cold Outreach Across Email, Linkedin and Twitter.
ZoomInfo - ZoomInfo is a B2B database providing detailed business information on people and companies.
Twishort - Twishort is a best Twitter app for writing longer tweets. Tweet more than 140 characters
InsideView - InsideView aggregates and curates all the company and contact data, news and social insights, and professional connections you need to do business better.
Sweego.io - Send all your notifications (email, SMS, slack, chat…) and make sure that they’re delivered. Create, send and monitor easily with Sweego for developers.