ShareThis - Grow your audience with easy-to-use sharing tools.
Listmonk - Send e-mail campaigns from a powerful dashboard. High performance and features packed into one app.
Shareaholic - Shareaholic is trusted by over 300000 brands, businesses, agencies, and individuals to grow website traffic and engagement 24 hours a day, 7 days a week.
Sendy - Sendy is a self hosted newsletter app that sends emails 100x cheaper via Amazon SES
AddToAny - Share buttons by AddToAny, the universal sharing platform for websites and apps.
Hiver - Manage Customer Support, Sales and Projects right from your Gmail inbox. Collaborate with Shared Labels, Shared Contacts, email notes, email reminders and email templates