The Aveum blog

Energy intelligence, explained.

Guides, insights, and honest analysis for households with solar, batteries, EVs, and heat pumps.

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Your Home Battery Is Aging Faster Than It Should — And You'll Never See the Bill
Batteries

Your Home Battery Is Aging Faster Than It Should — And You'll Never See the Bill

Identical batteries can last years apart depending purely on how software runs them. Here's the research — and what we changed in Aveum's engine to protect your hardware.

Aveum · 23 June 2026
8 min readRead article
VPPs Promised to Save Your Energy Bill. Here's Why They're Not Working For You.
Industry

VPPs Promised to Save Your Energy Bill. Here's Why They're Not Working For You.

Virtual power plants optimise for the grid, not for your home. Here's the structural problem — and what whole-home coordination actually looks like.

Aveum · 16 June 2026
7 min read
The £1.46 Billion Problem That Smart Homes Could Solve
Industry

The £1.46 Billion Problem That Smart Homes Could Solve

In 2025 the UK paid £1.46 billion to switch off wind farms. The solution isn't more infrastructure — it's homes that can respond.

Aveum · 8 June 2026
8 min read
The £10,000 Home Battery Mistake EV Owners Are About to Make
Batteries

The £10,000 Home Battery Mistake EV Owners Are About to Make

Thousands of UK homeowners are about to spend £10,000 on storage they don't need. Here's what the industry isn't telling them.

Aveum · 3 June 2026
7 min read
Why your GivEnergy battery is probably charging at the wrong time
Batteries

Why your GivEnergy battery is probably charging at the wrong time

GivEnergy moved to paid cloud in April 2026. Thousands of batteries are now charging at default times on Octopus Agile — and losing hundreds of pounds a year because of it.

Aveum · 18 April 2026
4 min read
The real cost of charging your EV at 7pm
EVs

The real cost of charging your EV at 7pm

Plugging in when you get home is the most expensive habit an EV owner on Octopus Agile can have. Here is exactly what it costs.

Aveum · 15 April 2026
3 min read
Octopus Agile is not for everyone — here is who it is actually right for
Tariffs

Octopus Agile is not for everyone — here is who it is actually right for

Agile is the highest-ceiling tariff in the UK. It is also the wrong choice for a significant number of households. Here is the honest breakdown.

Aveum · 12 April 2026
4 min read
Heat pumps are cheaper than gas — but only if you time them correctly
Heat Pumps

Heat pumps are cheaper than gas — but only if you time them correctly

At 3p per kWh overnight on Agile, the effective cost of heat pump heating drops to 0.86p per kWh. Cheaper than gas. Here is the maths.

Aveum · 10 April 2026
3 min read
Five separate apps for one home — the coordination problem nobody solved
Industry

Five separate apps for one home — the coordination problem nobody solved

GivEnergy, tado, myenergi, your car app, Octopus. None of them know what the others are doing. Here is what that costs every night.

Aveum · 8 April 2026
3 min read
The £1,800 problem nobody talks about when they install solar
Solar

The £1,800 problem nobody talks about when they install solar

Your solar installer told you how much the panels generate. Nobody told you that when you export matters as much as how much you generate.

Aveum · 5 April 2026
3 min read

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