Prosper announced that it has signed an agreement to acquire BillGuard, a personal finance analytics company that develops popular apps to manage and protect consumer's credit and finances. Since its start, BillGuard has flagged over $70m of unauthorized charges and has over 1m users. Although not fully disclosed, it is believed the acquisition cost was over $30m. Prosper believes the synergies of the acquisition will allow it to offer borrowers and investors a full suite of powerful tools to help them make smarter financial decisions, plus give it a boost with BillGuard's extraordinary engineering and product talent pool.