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!
The Brief - Your best startup fundraising pitch
SplittyPie - Create event, add users and their expenses.
Republic - Where everyone can invest in startups & tokens
Kittysplit - The easiest way of sharing costs with a group of friends
Waaard - Share links, files, and notes that only your (customers|friends|teammates|followers|clients) can open.