Splitwise - Splitwise is a free tool for friends and roommates to track bills and other shared expenses, so that everyone gets paid back. On the web, iPhone, and Android!

Vrbo - With over 2 million bookable vacation rentals, Vrbo connects homeowners with families and vacationers looking for something more than a hotel for their trip.

Dinngo - Splitting payments the fun and easy way

Booking.com - Find your next stay. Search deals on hotels, homes, and much more...

/Tab - The simple way to split a bill among friends.

Airbnb - Book unique places to stay and things to do.