Energy

More than six million households switched energy supplier in 2015, a 15% rise on 2014, according to new figures from energy watchdog Ofgem.

A company called The Big Deal has partnered with The Sun newspaper to run a collective energy switch, and the Great British Collective switch is also offering cheap tariffs on a regional basis. But how do the deals stack up on price and customer service – and how do they compare with MSE's own Big Switch Event 4?

British Gas and EDF have become the last of the big six energy firms to announce a price drop this year, cutting the price of gas next month by 5.1% and 5% respectively. But even after the cuts their standard tariffs will cost £100s more than the market's cheapest, so check now to see if you can switch and save.

The UK's largest energy supplier British Gas has announced it is no longer offering free cavity wall and loft insulation for the first time since 2013. But four big six energy firms do still offer free insulation – and customers of any provider can apply for it if they meet certain eligibility requirements.

Npower has become the fourth big six energy firm to announce a price drop this year – it's cutting the price of gas by 5.2% from 28 March. But even after the cuts its standard tariff will cost £100s more than the market's cheapest, so check now to see if you can switch and save.

The Business Secretary is to investigate an allegation that the 'big six' energy suppliers are making more money out of loyal customers than they're admitting to. But regardless of the outcome of the inquiry, switching your supplier is the best way to bag big savings on your energy bills.

Scottish Power is to cut its gas prices by 5.4% from 15 March, making it the third big six energy firm to announce a drop this year. But even after the cuts its standard tariff will cost £100s more than the market's cheapest, so check now to see if you can switch and save.

Over a million prepaid energy users have yet to claim a £12 rebate they're due, new figures from the Department of Energy and Climate Change (DECC) reveal. If you're one of them, you've only got until 28 February to do so – here's how.