Stubia is a mobile encyclopedia that limits each article to 160 characters: this limitation makes each topic easy to understand.

Alchetron.com is a free social encyclopedia for world where you can create, organize and learn easily using topics. With Alche ...

Curiosity helps keep your brain intrigued through enlightening articles, infographics, video and other media.

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Through way of different “channels”, Boopsie lets you intelligently search for content or articles on sites like IMDB, Wikiped ...

Wikipedia is a free, multilingual encyclopedia project supported by the non-profit Wikimedia Foundation. Wikipedia has 17 mill ...

Wikipedia, better than ever—on iPhone, iPad, and Apple Watch. Discover the world and enjoy beautiful typography with this slee ...

Freebo is Topics search tool. If you don't know something, ask Freebo, it probably knows. Pick your interest and have fun read ...

Oppia is a free, open-source learning platform. Full of interactive activities called 'explorations', Oppia helps curious mind ...

Infogalactic is an Internet-based, free-content encyclopedia project that is a dynamic fork of Wikipedia and improves upon the ...

Wikipanion is the best and fastest Wikipedia browsing application for the iPhone. Wikipanion uses a direct connection to the W ...

Lunyr is a decentralized crowdsourced encyclopedia and knowledge base, on the Ethereum blockchain. It rewards users with app t ...

Inquire by Tamper (formerly Curiosity by Tamper) is the easiest way to discover and learn about the world around you. Using yo ...

Wikipedia is now available on your Windows 7 Phone! With this easy to use app, you can satisfy your thirst for information on- ...

Citizendium, powered by MediaWiki, is "an open wiki project dedicated to creating a free, comprehensive, and reliable reposito ...

Wikipedia is probably the single largest, most comprehensive and simply best information resource out there on the Internet - ...