Plain-English breakdowns of UK energy prices, supplier reviews, and what the latest policy changes mean for your household. No jargon, no spin.
100+ UK data centres are burning gas to run AI - your bills go up and the 2030 clean power plan slips.
Read why →OVO has paid £24m in Ofgem settlements since 2020 - was your account on the refund list?
Read why →Bills rise 13% on 1 July - same unit rates as the £1,862 cap, just a smaller assumed household behind the £1,663 headline.
Read why →Your EV could earn around £620 a year selling power back to the grid - if the inverter is bidirectional.
Read why →Economy 7's day rate is now above the standard cap. The maths flipped for most homes in 2026.
Read why →192 free electricity hours a year, no EV required - if you can dodge the 4-7pm Red band.
Read why →E.ON has signed the OVO acquisition. 9.6m customers, one of the biggest UK energy shake-ups in a decade.
Read why →65% of UK households are overpaying on energy right now - most are on a default tariff with no switching protection.
You're paying wind farms to switch off when it's too windy. Constraint payments cost you around £100/year.
UK energy debt has tripled to £4.4 billion. Suppliers recover bad debt from all customers - adding around £52 to your annual bill.
The Boiler Upgrade Scheme 2026 covers £7,500, 0% VAT runs to March 2027, and oil/LPG homes get £9,000 from July. SwitchInsights on the air source heat pump cost UK, the heat pump running costs UK case, and which suppliers do the install.
Market UpdateOfgem granted Tesla Energy Ventures Limited an electricity supply licence on 11 March 2026. SwitchInsights on the three pillars Tesla likely turns the licence into - EV tariffs, Powerwall virtual power plant, grid balancing - and the showdown with Octopus that follows.
Deep Dive100+ UK data centres are burning gas to power AI. Because Great Britain prices electricity by marginal pricing - the most expensive gas plant sets the rate for every kWh - that lifts the cost of wind and solar too. SwitchInsights on how AI's gas habit lands on your bill.
Policy & RegulationOVO Energy has agreed over £24m in Ofgem settlements since 2020 across four cases: 500,000 inaccurate annual statements, EPG overcharging (avg £181 refund), and £10.4m for prepayment meter failures. SwitchInsights on who was affected, who got an automatic refund, and exactly how to claim if you were missed.
Deep DiveEconomy 7's day rate is now above the standard variable cap, so the maths has flipped for most homes. SwitchInsights on where the break-even line falls in 2026, which three household profiles still benefit, and which modern TOU tariff (FreePhase, Agile, or an EV-only) replaces it - no EV required.
GuideVehicle to grid UK 2026 turns your EV into a dispatchable battery the grid will pay for. SwitchInsights covers cheap overnight EV charging from 6.99p/kWh on EDF GoElectric, the V2G route via Octopus Power Pack (~£620/yr), UKPN LocalFlex aggregator earnings, and the hardware calls in 2026 that decide what works at your address.
Supplier ReviewAround 192 hours of free electricity a year, flagged a day ahead by text, plus an 11.5p overnight rate. SwitchInsights on the three price bands (Green / Amber / Red), who wins, who loses, and how to switch through our EDF partner link.
Market UpdateOfgem confirmed the Q3 cap on 27 May at £1,862 at the old benchmark, or £1,663 at the new lower TDCV. SwitchInsights explains why the benchmark change raises per-unit rates and what to do before the 1 July switch.
PolicyChancellor Rachel Reeves announced a 55% Electricity Generator Levy and voluntary fixed-price contracts on 16 April 2026. SwitchInsights on what they do, what they don't, and when households would feel any difference on bills.
GuideAn EV tariff cuts overnight home charging to as low as 7.5p/kWh against 24.5p on a standard tariff. SwitchInsights compares Intelligent Octopus Go, British Gas EV Power, OVO Charge Anytime and E.ON Drive on rate, smart dispatch and who each suits.
Supplier ReviewBefore the UK's largest energy supplier is formed, SwitchPilot reviews OVO Energy and E.ON Next on complaints data, tariff innovation and digital experience. Where each led, where each fell short.
Market UpdateE.ON formally signed the OVO Energy acquisition on 11 May 2026. SwitchInsights breaks down the CMA timeline, the Hometree home services split, and what OVO customers can expect.
Market UpdateCornwall Insight forecasts the July 2026 energy price cap at £1,929, an 18% rise on April. Ofgem confirms on 27 May. The assessment window closes 17 May, so the number is set.
Energy MarketE.ON is reportedly in advanced talks to buy OVO Energy for up to £600m. Nothing is signed. If a deal lands, the merged supplier would serve 9.6 million UK households, more than Octopus.
Energy MarketHormuz closed 27 March. Six weeks on, UK wholesale gas is still 35% above pre-closure, CPI has hit 3.3%, and the Q3 price cap is heading for an 18% rise. What it means for July bills.
Supplier ReviewThe UK's largest electricity supplier, 4.8 stars on Trustpilot, ninth Which? award. A closer look at the tariffs, the Kraken platform, customer service, and the April 2026 Intelligent Go rate update.
Supplier ReviewUswitch and MoneySupermarket are paid by the suppliers they recommend. They don't show every tariff. Here's how comparison sites really work.
Market UpdateThe price cap fell to £1,641 but the Iran conflict pushed wholesale gas to €60/MWh. A ceasefire has eased things - here is where bills, tariffs and the July forecast stand now.
Market UpdateCornwall Insight forecasts a £288 rise in the July price cap. Here is what it actually costs your summer bill, and why Q4 is the real test.
Policy & RegulationA quiet Ofgem consultation would cut the benchmark household usage figures for the headline energy price cap. Unit rates don't change. The number politicians quote falls by £152.
GuideOff-peak hours, Octopus Agile, Intelligent Go, EDF FreePhase, Economy 7 - every UK time-of-use tariff compared, and what MHHS changes about all of it.
Supplier ReviewAround 10 million customers and 27% of UK gas supply. We look at the tariffs, the Hive app, HomeCare cover, complaints data, and how British Gas compares to Octopus and E.ON Next in 2026.
GuideDeemed contracts, MPAN, MPRN, meter readings, and a printable checklist - plus Octopus, Fuse, EDF, E.ON Next and British Gas compared side by side.
Supplier ReviewWe compared all 16 major UK energy suppliers across Citizens Advice, Which?, Trustpilot, and social media sentiment. The results don't always agree.
Deep DiveWind generates 40% of Britain's electricity at near-zero cost, yet you pay as if gas generated everything. We explain the merit order and what reform could deliver.
Supplier ReviewOnly £44 of your £1,641 annual bill is supplier profit - less than 3%. We map where the rest goes and why the profit picture is more nuanced than headlines suggest.
Market UpdateIran tensions pushed European gas to its highest since January. What this means for UK household bills and the July price cap.
Market UpdateOfgem cut the cap to £1,641 for Q2. That is a real saving, but the claimed £100-per-household figure is misleading.
Policy & RegulationOfgem reports record customer satisfaction alongside record energy debt. We break down what the 2026 report actually shows.
Policy & RegulationOfgem's ban on cheap switching deals was designed to protect customers. It did the opposite. Here is what happened.
Supplier ReviewBritain's first new energy supplier since the 2021 crisis. We look at Fuse's pricing, hedging strategy, customer experience and how it compares to the price cap.
GuideMoving house? Your new supplier will probably be the most expensive one available. Here is how deemed contracts work and how to avoid them.
Deep DiveWind generates 40% of UK electricity at near-zero cost, yet you pay as if gas generated everything. Here is why marginal pricing works that way.
GuideAt the April 2026 cap of 21p/kWh with BTC at £85k, the maths shows a ~£4,300/year loss on standard tariffs. Mining only flips profitable on Octopus Agile or deep off-peak windows. Calculator included.
Policy & RegulationThe government's £250 pylon discount was a great headline. But the eligibility is so narrow it covers almost nobody.
GuideWe calculated exactly how long £10 of gas lasts for heating, cooking, and hot water at current unit rates.
Deep DiveTNUoS network charges for 2026 landed 20% below Ofgem's feared worst-case scenario. Good news, but not the full story.
Deep DiveUK energy debt has tripled to £4.4 billion. Suppliers recover bad debt from all customers, adding roughly £52 to your annual bill.
Deep DiveRIIO-3 network spending and TNUoS transmission charges are set to push standing charges higher. Here is what is coming.
Market UpdateThe government's Budget intervention alongside the Q2 2026 price cap. What it means for your April bill.
Market UpdateA full breakdown of the Q1 2026 price cap - unit rates, standing charges, and what typical household means in practice.
Policy & RegulationSizewell C will add a charge to every UK energy bill through the RAB model. We explain what it is and what it costs.
GuideThe Warm Home Discount scheme expanded for 2025-26. Who qualifies, how much you get, and whether it is actually worth the cost.
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From the team behind SwitchInsights
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