Pin Drop on US App Store

Pin Drop – an iPhone app and website which lets you save, organise, and share locations – has now launched on the US app store with new collaborative mapping features and the ability to have multiple profiles. We’ve been using it a lot in London, where it’s been taking off.

An Optical Trick Makes Disappearing Messages Harder to Screenshot

A new app called Yovo aims to make disappearing messages truly short-lived by foiling a recipient’s attempts to take screenshots.