Wikipedia - Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.

RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.

Encyclopædia Britannica - Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.

Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything

Kiwix - Kiwix enables you to have the whole Wikipedia at hand wherever you go!

Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.