UK Tax & Money Calculators 2026/27
Stamp duty, National Insurance, take-home pay, VAT, capital gains and more — built on the 2026/27 rates published by HMRC and GOV.UK, and checked against them. Free, no sign-up, and every calculation runs in your browser, so your numbers are never sent anywhere. US, Canadian and Australian tools are included where the same calculator supports them.
Stamp Duty Calculator
SDLT for buyers, movers & investors
National Insurance
Class 1 employee NI 2026/27
Self-Employed Tax
Sole trader & freelancer, Class 4 NI
Corporation Tax
Company tax + Marginal Relief 2026/27
VAT Calculator
Add or remove UK VAT (20% / 5%)
Capital Gains Tax
UK CGT — shares, property, crypto
Inheritance Tax
Nil-rate band, RNRB & the 36% rate
Salary & Take-Home Pay
Income tax, NI, pension & student loan
Pay Rise Calculator
How much of a rise you actually keep
Student Loan
Repayments — Plans 1, 2, 4, 5 & PG
Redundancy Pay
Statutory entitlement & the £30k rule
Holiday Entitlement
5.6 weeks for any working pattern
Pension Credit
Guarantee & Savings Credit 2026/27
Hourly to Salary
Convert an hourly rate to annual pay
📚 Money Guides
View all →New to UK tax? These plain-English guides explain how it works — each with a free calculator inside.
How Is Stamp Duty Calculated in the UK?
6 min read
How Much Capital Gains Tax Will I Pay in the UK?
7 min read
How Is National Insurance Calculated in the UK?
6 min read
How Much Redundancy Pay Am I Entitled To?
6 min read
How to Calculate Your Take-Home Pay in the UK
6 min read
UK VAT Rates Explained
5 min read
How Compound Interest Works
6 min read
UK Student Loan Repayments Explained
6 min read
How Much Can I Borrow for a Mortgage?
6 min read
What Is a FIRE Number?
6 min read
How to Pay Off Credit Card Debt Fast
7 min read
Avalanche vs Snowball: Which Debt Payoff Method Wins?
6 min read
How Much Car Can I Afford?
6 min read
Should I Refinance My Mortgage?
7 min read
Do I Pay Tax on a Bonus in the UK?
4 min read
Do I Pay National Insurance on My Pension?
4 min read
Is Redundancy Pay Taxed If I Get a New Job Straight Away?
4 min read
How Much Can I Earn Before I Pay 40% Tax in the UK?
4 min read
Do I Pay Tax on Dividends From My Own Limited Company?
5 min read
Does a Pay Rise Affect My Student Loan Repayment?
4 min read
About JoinCalc
JoinCalc provides free financial calculators for individuals in the US, UK, Canada, and Australia. All calculators are updated for 2026 tax rates and use official government sources including the IRS, HMRC, ATO, and CRA. No account required — all calculations happen instantly in your browser.