Scan My Tariff →
How it works
Get your CSV
Terms and Legal
Are your electricity bills picking your pockets?
TariffScan analyses your actual smart meter data against 34 tariffs from 9 major UK electricity suppliers — across all regional price variations — and shows you exactly what you should be paying.
Upload your CSV and scan now →
🔒 Data stays in your browser · No account required
TOTAL SAVED BY TARIFFSCAN USERS
£194,525
live
9
Major suppliers
34
Tariffs tracked
14
UK price zones
Comprehensive coverage
Every major supplier. Every tariff. Every region.
Most comparison tools show you headline rates. TariffScan goes further — it models your actual half-hourly consumption against every eligible tariff, applying your regional price multiplier, so the numbers reflect what you'd genuinely pay.
Octopus Energy
British Gas
EDF Energy
E.ON Next
OVO Energy
ScottishPower
Shell Energy
So Energy
Two ways to save
Beyond your current bill
💷
Your existing bill
Upload 12 months of smart meter data and TariffScan instantly calculates whether switching tariff or supplier would save you money — using your real consumption, not averages.
🔬
Smart technology savings
Heat pumps, electric vehicles, solar panels, battery storage, and smarter approaches to heat deployment and energy management can transform your electricity costs — TariffScan models the full picture.
Technology analysis
Built for modern energy households
Specialist tariffs exist for heat pump owners, EV drivers, solar households and battery owners — but only if you're on the right one. TariffScan finds them.
🌀
Heat pumps
Specialist overnight tariffs can cut heat pump running costs by up to 60%.
🚗
Electric vehicles
Overnight EV rates as low as 6.99p/kWh — a fraction of the standard rate.
☀️
Solar panels
Export tariffs that pay you back for the electricity you generate and feed in.
🔋
Battery storage
Charge cheap overnight, discharge at peak — and never pay full price again.
🏠
Underfloor heating
Pre-heat thermal mass at off-peak rates. Save up to £400/yr through smart scheduling.
⚡
Smart meters
Half-hourly data unlocks time-of-use tariffs unavailable on standard billing.
Simple process
Three steps to your answer
1
Download your smart meter data
Log into your supplier's app or website and export 12 months of half-hourly usage as a CSV. Takes about two minutes.
2
Upload it to TariffScan
Drop your file into the tool. No account needed. Your data never leaves your browser.
3
See exactly where you stand
TariffScan models every eligible tariff against your real consumption and shows you your best options — ranked by annual saving.
Ready to find out?
Upload your smart meter CSV and get your personalised tariff comparison in under 60 seconds. Free. No account. No data stored.
Upload your CSV and scan now →
TariffScan · Data stays in your browser · Results based on published tariff rates
How it works
Get your CSV
Terms and Legal