toyyibPay - Quick & easiest online payment solution.
/Tab - The simple way to split a bill among friends.
Billplz - Simple cash solution to send bills and collect payments.
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!
Razer Merchant Services - Connecting the World's Leading Brands to Multi-Currency Payment Acceptance across Southeast Asia with a Single Integration.
Splittable - Shared living made simple