BillSplit is described as 'AI-powered tool to scan receipts, assign items to people, and instantly calculate shared expenses, all ad-free, open source, and without sign-up required' and is a personal finance tool in the business & commerce category. There are more than 25 alternatives to BillSplit, not only websites but also apps for a variety of platforms, including iPhone, Android, iPad and Android Tablet apps. The best BillSplit alternative is Spliit, which is both free and Open Source. Other great sites and apps similar to BillSplit are Splitwise, Purrse, SplitBill and Splital.