Evernote Take notes. Keep a journal. Clip anything from the web.
Evernote lets you store and share information quickly and securely.
Available for Android and iOS. Cost: Free
Boost your productivity and reclaim your free time by blocking distracting websites, games and applications.
Available for Mac and Windows Cost: Free for limited service, pro version for $29.00
Freedom enables you to block distractions on all your devices – phone, tablet, and computer.
With Freedom, you can be more productive, break a bad habit, or simply improve your relationship with technology.
Available for Mac, Windows and iOS and mobile web. Cost: App is Free, monthly and yearly subscription for the service
Mendeley Free citation
management program that works on your desktop & the web, with social networking & group collaboration features.
Sign up for a free account Mendeley Account
Available for Android, iOS, online and your desktop. Cost: Free