Hopper - Hopper is the #1 most downloaded travel app in North America! We aspire to be the world’s best — and most fun — place to book travel.
Expedia - Save up to 60% with Expedia Mobile Exclusive hotel deals!
Gopher - Better hotel deals automatically, every time + cash back
Tripadvisor - The Tripadvisor mobile app is available for the Android and iOS platforms. It can be used to create reviews of hotels, restaurants, and to chat with other travelers on Tripadvisor forums.
MakCorps - Hotel Price Comparison API
Booking.com - Find your next stay. Search deals on hotels, homes, and much more...