Divvy, an app born from the competitive Target e-commerce challenge, won by solving the problems of group shopping, such as the head-splitting task of dividing the bill.

Divvy, an app born from the competitive Target e-commerce challenge, won by solving the problems of group shopping, such as the head-splitting task of dividing the bill. Inspiration for the app came from a team of creators, showing young entrepreneurs that two heads (in this case seven) are better than one. (Fast Company)