StackSplit

Split shared expenses with friends: trips, dinners, coffee, rides. See who owes what, settle up in the fewest payments.

Free. No ads, no subscription. Not on Google Play yet.

How to install

Tap Download for Android, then open the downloaded file.
If Android asks, allow installing apps from your browser.
Tap Install. If Play Protect warns about an unknown app, choose to install anyway.
Open StackSplit and sign in with Google.

The app shows an Update button when there is a new version.