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!

Splittable - Shared living made simple

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

EquiTable - Split the bill fairly

Spend Together - Spend more time on things that matter, rather that arguing about who owes whom and how much

Lndr - The world's simplest landing page builder