billmate

billmate is an essential app for roommates who need to keep track of their bills and their expenses. It gives you and your roommates the ability to evenly split each bill comes home and to no longer be aware of “who paid” what bill and how much money should everyone else give him to pay their debts. 

Create a profile for each of your roommates. Insert every of your unpaid bills. Each time a bill is paid by one of you roommates click their profile and check that bill. Now let the app do the whole work.