SureOrNot - Automatically detect whether a shared article is outdated
Sortd - Rated the #1 App for Gmail
Fact Check by Google - Google fights fake news in search with 'fact check'
KanbanMail - A Kanban board for your emails.
Ground News Pro - Platform to compare news sources covering the same issue
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.