Fintech invoicing app maker Invoice2go, Inc managed to raise the amount of $15 million in a Series C funding round which was led by Ribbit Capital and Accel Partners. Invoice2go, which was founded in Australia in 2002, offers a mobile app that assists small businesses to manage cash flow through easy-to-use invoicing, expense tracking and simple reporting tools. At the same time, users are able to create a customized invoice using a range of templates, along with the ability to add a business logo, or create one using the apps logo designer.