UK Tax Calculators
Calculate Income Tax, National Insurance, Capital Gains Tax, dividend tax, and more. All calculators use 2026/27 tax year rates.
Whether you're employed, self-employed, a company director, or an investor, find the right calculator to understand your tax position.
Annuity Calculator
Estimate the lifetime income your pension pot could buy with current UK annuity rates.
Bonus Tax Calculator
See how much of your bonus you'll actually receive after tax and NI deductions.
Bonus vs Pay Rise Calculator
Compare the net benefit of a one-off bonus versus a permanent salary increase.
Capital Gains Tax Calculator
Estimate CGT on shares, property, and other assets using current UK rates.
Capital Gains Tax (Property)
Calculate CGT specifically for second homes and buy-to-let properties.
Capital Gains Tax (Shares)
Work out CGT liability on share sales outside ISAs and pensions.
CGT Allowance Calculator
Plan asset disposals to maximise your annual CGT-free allowance.
BIK Calculator
Benefit-in-Kind tax on a UK company car — petrol, diesel, hybrid or EV.
Company Car Tax (BIK)
Calculate benefit-in-kind tax on your company car based on CO₂ emissions.
Crypto CGT Calculator
CGT on Bitcoin, Ethereum and crypto using HMRC's same-day, 30-day and Section 104 pool rules.
Contractor Day Rate Calculator
Convert annual salary expectations into equivalent contractor day rates.
Cycle to Work Calculator
Real net cost of a salary-sacrifice bike after income tax and NI.
Holiday Pay Calculator
Statutory 5.6-week entitlement and 12.07% rolled-up pay for irregular workers.
Trading Allowance Calculator
£1,000 tax-free trading allowance or actual expenses — whichever wins.
Director Salary & Dividends
Find the optimal salary vs dividend split to minimise tax as a company director.
Dividend Tax Calculator
Calculate tax on dividend income based on your tax band and allowance.
Emergency Tax Calculator
Estimate your tax bill if you've been put on an emergency tax code.
HMRC Tax Refund Estimator
Estimate refunds from wrong tax codes, partial-year working, uniform, mileage and WFH expenses.
Net Salary Increase Calculator
See the real monthly take-home increase from a new salary offer after tax, NI, pension and student loan.
Cost of Living Comparison
Compare UK city living costs and find the equivalent salary needed to maintain your lifestyle.
High Income Child Benefit Charge
Calculate the HICBC clawback if you or your partner earns over £50,000.
IR35 Calculator
Compare take-home pay inside vs outside IR35 for contractors.
Marriage Allowance Calculator
Check eligibility and calculate your £252 annual tax saving for couples.
National Insurance Calculator
Calculate employee, employer and self-employed NI contributions for 2026/27.
Corporation Tax Calculator
Calculate your company's Corporation Tax bill using 2026/27 rates with marginal relief.
R&D Tax Credits Calculator
Estimate R&D tax relief under the merged scheme – 20% or 27% credit for innovative companies.
Annual Investment Allowance (AIA)
Calculate tax relief on plant, machinery and equipment – up to £1m deducted from profits.
Full Expensing Calculator
100% tax relief on new plant and machinery with no annual cap – the most generous capital allowance.
Limited Company Tax Calculator
Estimate Corporation Tax and total tax liability for your limited company.
Overtime Tax Calculator
See how much extra take-home pay you'll get from overtime hours.
Pay Rise Calculator
Calculate the actual increase in take-home pay from a salary rise.
NHS Pension Calculator (Estimate)
Estimate your NHS pension based on salary, service years and scheme type.
Teacher Pension Calculator (Estimate)
Estimate your Teachers' Pension based on salary, service years and scheme type.
P11D Calculator
Tax cost of company benefits in kind — cars, medical insurance, loans and accommodation.
Pension Tax Relief Calculator
See how much tax relief you'll receive on pension contributions.
Pension 25% Tax-Free Lump Sum
Work out tax-free cash, the £268,275 LSA cap, and income tax on the remaining 75% (PCLS vs UFPLS).
Redundancy Tax Calculator
Calculate tax on redundancy payments and the £30,000 exemption.
Statutory Redundancy Pay
Calculate your statutory redundancy entitlement by age and years of service.
Salary Sacrifice Calculator
Work out tax and NI savings from salary sacrifice arrangements.
Savings Tax Calculator
Calculate tax on savings interest based on your Personal Savings Allowance.
Self Assessment Calculator
2026/27 tax bill including January & July payments on account — for sole traders and landlords.
Self-Employed Tax Calculator
Estimate Income Tax and National Insurance as a sole trader.
Sole Trader Tax Calculator
Income Tax + Class 2 & 4 NI for UK sole traders — and when a Ltd company becomes cheaper.
SSP Calculator
Calculate Statutory Sick Pay entitlement – £123.25/week in 2026/27.
Minimum Wage Calculator
Check the UK National Minimum & Living Wage for your age — £12.71 for 21+ from April 2026.
State Pension Age Calculator
Find your exact UK State Pension age using the DWP timetable — 66, 67 or 68.
Compound Interest Calculator
See how savings and investments grow over time with compound interest.
ISA Calculator
Project tax-free growth for Cash, S&S, Lifetime and Junior ISAs with 2026/27 allowances.
FIRE Calculator (UK)
Estimate when you could reach financial independence and retire early based on savings rate.
Gift Aid Calculator
See how much extra your charity receives with Gift Aid and claim higher rate tax relief.
Mileage Claim Calculator
Calculate your HMRC mileage allowance at 55p/25p per mile (2026/27) and see the tax relief you can claim.
Student Loan Calculator
Calculate monthly student loan repayments based on your salary and plan type.
Take-Home Pay Calculator
Calculate your net salary after tax, NI, pension and student loan deductions.
Two Jobs Tax Calculator
Understand how tax works when you have income from multiple employments.
VAT Calculator
Add or remove VAT at 20%, 5% or a custom rate – instant results for invoices and expenses.
Credit Card Repayment Calculator
See how long it takes to clear your credit card and how much interest you'll pay.
Loan Repayment Calculator
Calculate monthly payments, total interest and compare loan terms for personal loans.
Savings Calculator
Project how your savings grow over time or work out how much to save monthly to reach a goal.
Tax Code Checker
Decode your UK tax code – see your personal allowance and check for HMRC errors.
WFH Tax Relief Calculator
Calculate how much tax relief you can claim for working from home – up to £6/week.
Workplace Pension Calculator
Project your pension pot at retirement with employee and employer contributions.