What are some alternatives?
When comparing gReader and CommaFeed, you can also consider the following products
Inoreader - Dive into your favorite content. The content reader for power users who want to save time.
Feedly - The content you need to accelerate your research, marketing, and sales.
PaperOak - The best free Rss reader
NewsBlur - NewsBlur is a personal news reader that brings people together to talk about the world.
Tiny Tiny RSS - Web-based news feed aggregator, designed to allow you to read news from any location, while feeling...