Irish investment app platform Rubicoin has raised a further €1.4m in new funding bringing the company's funding total to over €5m. Rubicoin's app Invest, which has been ranked as the number one investment app in Apple’s US AppStore for the past year, is an app for IoS and Android that makes it easy for people to start investing from their smartphones by giving straightforward instructions on how to buy shares and clear choices on what shares to buy.