Google Docs has been one of the most powerful editing and collaboration tools for years. And it’s free! The built-in ability to create documents, invite editor and collaborate in real time is awesome. The rest can be achieved through helpful addons that are available all over the web. Sadly, there are not nearly as many of these extensions as there are for their flagship browser, Chrome, or as many apps as there are for the Android platform.
Link: 6 Best Google Docs Apps for Writing Productivity and Collaboration
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