Blogtrottr - Track RSS feeds and send updates to your email inbox.
Hvper - The Internet on one page. Successor of Popurls, the mother of news aggregators.
Newspipe - Newspipe is a web news aggregator and reader.
Notify by Facebook - Notifications that matter from sources you love
Mailbrew - Automated email digests from Twitter, Reddit, YouTube & more
FamousFix - Formally known as WhosDatedWho