Is your bill right? Check it free.
Upload a photo of your energy or mobile bill. We check every line is calculated correctly, explain anything that's wrong in plain English, and only then show you whether you could pay less.
- No bank login
- Photo deleted automatically
- See your result before giving any details
By uploading a bill you accept our Terms and Privacy Notice.
- VAT added to electricity used after 1 October (should be 0%)£6.52
- Smart meter fee billed twice£3.50
- Unit rate matches your tariffOK
- Free to check, alwaysNo paid version. We never charge you.
- Commission shown on every dealIf we earn from a deal, it says so beside it. Read more
- Partner deals, not the whole marketA better deal may exist elsewhere. Read more
- Your bill photo is deleted automaticallyShared only if you tick a box naming a provider. Read more
Bills we check
Gas, electricity, mobile, broadband, landline and TV bills today. Other bills are coming soon.
Gas and electricity
Unit rates, standing charges, meter readings, VAT and the maths, plus charges for energy used more than 12 months ago.
Energy bill checkerMobile phone
Your monthly price against your contract, extra charges, phone repayments that should have stopped, and whether SIM-only costs less.
Mobile bill checkerBroadband, landline and TV
Price rises against Ofcom's pounds-and-pence rule, out-of-contract prices, compensation you're owed and bundle extras you don't use.
Coming soon
Join a waitlist and we'll tell you when each checker is ready. Each page already has free help.
Discounts you might be missing
Help for pensioners, students, disabled people and carers, NHS, emergency services and forces staff, and people on benefits. Each one links to its official source.
What's changed
Recent rule and price changes that affect your bills, with the official source for each.
How it works
Three steps. You see your result before we ask for any details.
Take a photo or upload a PDF of your bill
One page is usually enough. You can cover your account number first.
We check it line by line
Unit rates, standing charges, meter readings, your contract price and any extra charges.
You get a plain-English result
What's right, what's wrong and what to do next, with a ready-made complaint letter if you need one and up to three cheaper deals.
Popular guides
Free help with the bill problems people ask about most.
EnergyWhy is my energy bill so high?The common causes and how to tell which it is
EnergyEstimated bills and wrong meter readingsWhat to do when your bill says "E"
EnergyHow to complain to your energy supplierStep by step, with a free letter template
MobileAm I out of contract?One free text tells you, and what to do next
MobileMid-contract price rises: your rightsYour rights on phone and broadband rises
EnergyIs my energy direct debit too high?How to get credit back, with a templateFree, private and open about money
Free, and here's how we make money
The check is always free. If you switch to a deal through us, the provider pays us a commission, and each deal shows whether we earn from it.
How we make moneyYour bill stays private
We delete the photo of your bill automatically within 7 days. We only pass your details to a provider if you choose one of their deals and tick a box naming them.
What happens to your dataAlready in a dispute?
Use our free complaint letter templates and step-by-step guides to your rights.
Complaint letter templatesFrequently asked questions
Is it really free?
Yes. The check costs nothing and there's no paid version. We earn commission only if you switch through us.
Do I need an account?
No. You only give an email address if you want your result saved or emailed.
What if my bill is right?
Then you'll know for sure. We'll still show you whether a cheaper deal exists.
Which bills can you check?
Gas, electricity, mobile, broadband, landline and TV, including bundles. Other bills are coming soon. We don't cover insurance, banking, loans, credit or anything that charges interest.
Find out if your bill is right
Free to check, no bank login, and you see the result before we ask for anything.