Tools and Calculators
Free UK business and home calculators built on verified data from HMRC, Ofgem, and provider websites. Get instant cost estimates, ROI projections, and savings breakdowns — no signup required.
For Your Business
EV Charging Cost Calculator: Home vs Public vs Petrol
How much does it cost to charge an electric car at home compared to public charging or petrol? Enter your…
Window Energy Rating Savings Calculator UK 2026
Upgrading your windows from single glazing to A-rated double glazing can reduce heat loss through your windows by 72%, saving…
Battery Storage Payback Calculator UK 2026
Home battery storage systems in the UK cost between £2,500 and £7,500 installed depending on capacity, with a 5 kWh…
Card Machine Comparison Tool UK 2026
Choosing the cheapest card machine provider depends entirely on your monthly card turnover and average transaction value — the provider…
Business Insurance Cost Calculator UK 2026
Business insurance costs in the UK vary enormously depending on your sector, workforce size, turnover, and the types of cover…
Invoice Factoring Cost Calculator UK 2026
Invoice factoring costs UK businesses between 1% and 5% of the total invoice value, comprising a service fee of 0.5%…
Salary Sacrifice Pension Calculator UK 2025/26
Salary sacrifice pension arrangements save both employers and employees National Insurance contributions by reducing the salary on which NI is…
Redundancy Cost Calculator UK 2025/26
Statutory redundancy pay in the UK is calculated using a formula based on the employee’s age, length of service, and…
VoIP Savings Calculator UK 2026
Switching from traditional landlines to VoIP typically saves UK businesses 30% to 50% on their monthly phone bills, with cloud-hosted…
AI Automation ROI Calculator UK 2026
AI automation tools are delivering significant productivity gains for UK businesses, with workflow automation platforms saving an average of 12…
Fleet Dashcam ROI Calculator UK 2026
Fleet dashcam systems deliver a measurable return on investment for UK businesses through three primary channels: insurance premium reductions of…
Website Design Cost Calculator UK 2026
Website design costs in the UK range from £1,500 for a basic brochure site to over £50,000 for a complex…
Commercial Waste Collection Cost Calculator UK 2026
Commercial waste collection in the UK costs between £20 and £200 per month for most small businesses, depending on bin…
Digital Marketing Agency Cost Calculator UK 2026
Digital marketing agency retainers in the UK typically cost between £500 and £5,000 per month depending on the service type,…
Calculators to Help at Home
Conservatory Cost Calculator UK 2026
A conservatory cost calculator helps UK homeowners estimate the total price of adding a conservatory based on style, size, materials,…
Boiler Running Cost Calculator UK 2026
The average UK household spends £700 to £900 per year on gas for heating and hot water, though actual costs…
Solar Panel Savings Calculator UK 2026
Installing solar panels on a UK home typically costs £5,000 to £7,000 for a standard 4kW system and can save…
Double Glazing Cost Estimator UK 2026
Double glazing a typical three-bedroom semi-detached house in the UK costs between £3,000 and £7,000 for all windows, with individual…
How Our Calculators Work
Every calculator on ExpertSure is built with the same principles:
- Verified UK data — pricing from Ofgem, HMRC, UK Cards Association, Visa/Mastercard rate cards, and provider websites, verified quarterly
- Transparent methodology — each calculator page explains exactly how results are calculated and where the data comes from
- No registration — instant results without signing up, entering your email, or speaking to a salesperson
- Mobile-friendly — all calculators work on phones, tablets, and desktops with the same accuracy
- Privacy-first — your inputs are processed in your browser only. We never store or transmit your data