HubSpot - Grow Better With HubSpot: Software that's powerful, not overpowering. Seamlessly connect your data, teams, and customers on one CRM platform that grows with your business.
follow.it - follow.it gets publishers more followers & recurring traffic, and provides a better reading experience for followers
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Feedly - The content you need to accelerate your research, marketing, and sales.
Marketo - Marketo's powerful marketing automation software helps marketers master the art & science of digital marketing to engage customers and prospects.
Feedio - Feedio helps bloggers manage and grow their email and RSS subscribers.