Who’s owing is now available for Windows Phone 7, get it from the Marketplace.
Do you have any friends or colleagues that owe you anything or are you the one always forgetting what you owe to others? With “Who’s owing” you can keep track of what people are owing you or what you are owing them. You can even send them a reminder directly from the application.
If you have any questions, remarks or ideas don’t hesitate to contact me, also possible from inside the app.