Augmented reality is changing how we buy furniture

FILED - In the 3D interior design apps - like this one from Kare - you can see what different pieces of furniture would look like in your own living spaces. Photo: Franziska Gabbert/dpa

A sofa can look perfect in a furniture shop, but there may be a surprise waiting when you take it home. 

Often the sofa is too large for the living room and no matter how you turn it around it's simply too big for the space it's meant to fit in.