What are some alternatives?
When comparing PostDiva and Pocket, you can also consider the following products
Lasso Content Curation - Become an information ninja. Stop losing the info you need.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
elink - Create Beautiful Curated Newsletters & Web Pages in Minutes.
Diigo - Diigo is a powerful research tool and a knowledge-sharing community
DrumUp - Content Marketing & Social Media Management Software
Pinboard - Pinboard is a personal archive for things you find online and don't want to forget.