AIRDNA - Airbnb listings analytics
RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
Airbtics - Airbnb and short-term vacation rental data at your fingertips. Start your free trial today.
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
eliot - When & where to get away for free while hosting on Airbnb.
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything