Taskade - Make lists, organize your thoughts, and be inspired to get things done. Taskade is a collaborative space for your tasks.

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!

Freework - An easy way to keep track of your daily work

Dinngo - Splitting payments the fun and easy way

everyhour - Improve your life balance: what gets measured, gets managed

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