TrueCall is an innovative nuisance call blocker and has launched to coincide with its appearance on the BBC's Dragon's Den. Love or loathe the entrepreneurs that make up the judging panel on Dragon's Den, they do know a great idea when they see one - which is why a bidding war between the five Dragons erupted over this: a simple white and silver box that sits between your telephone line and your home phone and stops you from being bugged by pesky sales calls and worse.



Link: TechRadar