LetsPayTheBill.com!

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!

Kittysplit is the easiest way to share group expenses. Period.

WieBetaaltWat (WhoPaysWhat) is a service that allows you to easily settle expenses with a group of people. You can use WieBetaaltWat for:

Memodude keeps track of who you lent to, reduces your receivables and gets rid of bad payers. A unique algorithm cancels out debts and keeps your preferences into account when doing so: which connections you prefer owing you and of which you are doubtful that they will repay you. Memodude does not need groups: you can memo everyone with an email address.

Create event, add users and their expenses. SplittyPie will calculate who owes who and how much exactly. It's Free and with No Sign Up.

Splid helps friends manage their money.Perfect for vacations, share housing and groups who need to share expenses, Splid keeps track of every transaction and shows who owes whom how much. It is simply the easiest way to manage group expenses.

Forget about complicated spreadsheets!

WhoseBill takes a new approach to sorting out money with your friends. It keeps track of everything in one place, offsetting debts and payments against each other, and settling up when you're ready. No more trying to remember every IOU, having to split food and utility bills, or post-holiday spreadsheet nightmares – just WhoseBill it!

Billsup is the tool that aims to simplify your life! Enjoy time with your friends without worrying too much about money, debts, and how much you owe each other - let Billsup do all the tracking and math for you.