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.
Inoreader - Dive into your favorite content. The content reader for power users who want to save time.
SendInBlue - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Tiny Tiny RSS - Web-based news feed aggregator, designed to allow you to read news from any location, while feeling...
FeedBlitz - FeedBlitz is a mega pack solution for social media marketing and RSS feed and subscriber integration.