The biggest reason to compare energy suppliers is that doing so could result in saving you a lot of money on your gas and electricity bills. It is completely free to run an energy comparison and it only takes about five minutes. Here at Simply Switch we offer a free and impartial comparison service that will show you all the best deals around at the moment. We also show you all the customer service ratings of each gas and electricity company. This means that you can see how other customers have enjoyed their experience with that particular supplier.