Metafact - Verify facts with the world's scientists
RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
FactCheck - A nonpartisan, nonprofit “consumer advocate” for voters.
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
TruthOrFiction - Seeking truth, exposing ficiton
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything