Fast, accurate financial and everyday calculators. No sign-up, no nonsense — just answers.
Calculate monthly repayments, total interest, and see a full amortisation schedule for your UK mortgage.
FinanceSee your take-home pay after income tax, National Insurance, student loan and pension. Updated for 2025/26.
TaxWatch your savings grow over time with monthly contributions and compound interest visualised.
SavingsAdd or remove VAT at 20%, 5% or 0% instantly. Perfect for invoices, quotes, and small business accounting.
BusinessCheck your Body Mass Index with NHS-aligned categories. Works with metric and imperial measurements.
HealthCalculate SDLT on your UK property purchase. Updated for April 2025 changes with first-time buyer relief.
PropertyEstimate your retirement pot based on salary, contributions and growth. Uses current auto-enrolment rates.
RetirementHow much can you borrow? See estimates based on income multiples, deposit, and monthly commitments.
PropertyEstimate IHT on your estate. Includes nil-rate band, residence allowance, and spouse transfers.
TaxCompare PCP, HP and personal loan payments side by side. See the true cost of financing your car.
FinanceWork out percentages instantly. Find X% of a number, percentage of a total, or percentage increase and decrease.
MathsEvery calculator on CalcStation is built for speed, accuracy, and simplicity. They run entirely in your browser — your numbers never leave your device. There's no sign-up, no email required, and no hidden costs. We built these tools because the alternatives are often bloated with ads, slow to load, or hidden behind registration walls.
Our tax and salary calculators use current HMRC rates and thresholds for the 2025/26 tax year. Our mortgage calculator uses the same repayment formula as UK high street lenders. When tax bands change or new rates are announced, we update our calculators promptly so you always get accurate results.