Square Processes Over $US1m In Mobile Payments Every. Single. Day.

That’s not bad for a startup that’s been around what, a year? And is only available for iPhones, iPads and Androids in the US.

Mind you, it’s free to sign up – and you get one of those neat dongles for free, too. They also recently dropped the transaction fee of 15 cents too. [@Jack via TechCrunch]