Whereas Flipboard populates your screen with stories from news sources and social networks you specify, Zite relies solely on your selected topics of interest — world news, science, tech — then displays relevant articles. Tap a thumbs-up or thumbs-down button on individual items and the app will learn your preferences.
WIRED Analyzes Twitter feeds and Google Reader for quick personalization.
TIRED Look is more neighborhood newsletter than glossy monthly. No way to block specific sources.