this Booth allows users to superimpose cuts and bruises onto their selfies . App boasts that your friends will say you ' ve suffered a ' painful beating ' Anti - bullying and have criticised it for being a mockery of abuse .
Scar Booth allows users to superimpose cuts and bruises onto their selfies . App boasts that your friends will think you 've suffered a 'painful beating ' Anti-violence charities have slammed it for making a mockery of abuse .