WANT TO MONITOR YOUR MONEY TOGETHER?

Technology is making merging your pennies—and seeing where they disappear to— easier than ever.

BETTER HAVES Designed for couples, Better Haves tracks joint spending according to expense categories. If there’s a money fight in your future, it even sends a warning message. Free for iOS.

OUT OF MILK Technically for food shopping— and those moments when you both buy milk—this app syncs lists to veto doubles before they happen. Free for iOS/Android.

SPLITWISE This app was created with friends and roommates in mind, but 25 percent of its users are actually couples. Perfect for dumping bills in one spot and splitting the difference. Free for iOS/Android.