Our most popular and recommended calculators, hand-picked by the Calculator Site team to help you with your finances.
Hand-picked by the Calculator Site team. These are the calculators we think you will find most useful.
Calculate your net salary after income tax and National Insurance deductions for the 2026/27 UK tax year.
Find the halfway point between two or three UK postcodes. Uses Google Maps to show the midpoint and suggest nearby meeting places like cafes, pubs, restaurants, and hotels.
Calculate Stamp Duty Land Tax on UK property purchases, including first-time buyer relief and additional property rates.
Calculate the new electric vehicle excise duty (eVED) from April 2028. See pay-per-mile rates, first year charges, and compare EV vs petrol and diesel road tax.
Calculate your monthly mortgage repayments based on the loan amount, interest rate, and term.
Compare two job offers side by side. Factor in salary, pension, holidays, commute time and cost, remote working, and benefits to find which role is truly better.
Calculate your Body Mass Index (BMI) and find out if you are a healthy weight for your height.
Calculate the perfect cooking time for your turkey based on weight, stuffing, and oven type.
Beyond the popular calculators shown here, Calculator Site offers a comprehensive suite of over 200 tools to help you navigate your financial life in the UK. Whether you are planning for retirement, buying a home, or managing your monthly budget, we have a calculator for you. Explore our tools by browsing categories or using the search bar at the top of the page.
Our goal at Calculator Site is to provide powerful, easy-to-use tools that give you clear answers. From our detailed Take-Home Pay Calculator to our insightful Mortgage Calculator, each tool is designed to bring clarity to complex financial questions.
We are constantly working to expand and improve our library of free UK financial calculators.
200+
Free Calculators
12
Financial Categories
2026
Tax Year Ready
How to use this Calculator Site tool
This page showcases our most popular and recommended calculators, hand-picked by the Calculator Site team. Browse the featured tools below to find the right calculator for your needs, or use the search bar at the top of the page to find something specific. It is the fastest way to get to your favourite calculators.
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