Finance Calculators — Free UK Money & Tax Tools
Mortgage, loans, tax, and investment calculators.
9
Tools Available
About These Finance Tools
Browse our complete collection of free UK finance calculators. From mortgage repayments and stamp duty to salary tax and VAT — all tools are updated for 2026 UK tax rates and lending rules. Fast, accurate, and completely free. No account needed.
Start With Popular Finance Tools
Follow this finance calculator silo from the category hub into the most useful tools, then move between related calculators from each tool page.
All Finance Tools (9)
Mortgage Calculator
Calculate your monthly mortgage payments and see how interest rates affect your loan.
VAT Calculator
Add or remove UK VAT (20% or 5%) from any amount instantly.
Salary Tax Calculator
Calculate your net take-home pay after UK Income Tax and National Insurance.
Loan Repayment Calculator
Estimate monthly repayments for personal or business loans.
Compound Interest Calculator
See how your savings grow over time with compound interest.
Savings Calculator
Plan your financial future by calculating how your savings will grow with compound interest and regular deposits.
Budget Calculator
Take control of your finances with our monthly budget planner. Track income and expenses easily.
Stamp Duty Calculator
Calculate how much Stamp Duty Land Tax (SDLT) you'll pay on your UK property purchase.
Business Loan Calculator
Estimate monthly repayments and total costs for your business financing needs.