All Calculators
20+ free tools updated for the 2025/26 tax year. No sign-up required.
Tax
| Salary & Tax | Take-home pay after income tax, NI, student loans | Open → |
| Dividend Tax | Tax on share income with £500 allowance | Open → |
| Capital Gains Tax | CGT on shares, crypto, property | Open → |
| Self-Employed Tax | Income tax, Class 2 & 4 NI for sole traders | Open → |
| National Insurance | Employee, employer, and self-employed NI | Open → |
| IR35 / Contractor | Inside vs outside IR35 comparison | Open → |
| Savings Tax | Tax on interest with PSA allowance | Open → |
| Inheritance Tax | IHT with nil rate band and RNRB | Open → |
Property
| Mortgage | Monthly repayments at different rates and terms | Open → |
| Stamp Duty | SDLT, LBTT, LTT with buyer relief | Open → |
| Mortgage Affordability | Borrowing power based on income | Open → |
Planning
| Pension Tax Relief | Relief on contributions, Annual Allowance | Open → |
| Salary Sacrifice | NI and tax savings on pension, childcare, EV | Open → |
| Student Loan | Repayments for Plans 1–5 and Postgrad | Open → |
| Marriage Allowance | Transfer £1,260 allowance, save up to £252/yr | Open → |
| Child Benefit | Payments and HICBC clawback above £60k | Open → |
| ISA Calculator | Project growth with £20k annual allowance | Open → |
| Employer Cost | True hiring cost: salary + NI + pension | Open → |
Reference
| Take Home Pay | Monthly, weekly, daily net pay breakdown | Open → |
| Hourly Rate → Salary | Convert hourly pay to annual salary | Open → |
| Income Percentile | Where your income ranks in the UK | Open → |
| Tax Calendar | Key HMRC dates and deadlines 2025/26 | Open → |
| Compare Calculators | UKCalc vs other UK tax calculator sites | Open → |
About these calculators
All calculators use official HMRC rates and thresholds for the 2025/26 tax year (6 April 2025 to 5 April 2026). They provide quick, accurate estimates for common UK tax and finance calculations.
For personalised financial advice, always consult a qualified financial advisor. These calculators are for informational purposes only.
Each calculator generates individual result pages for common amounts, so you can find pre-computed results for popular salaries, property prices, and investment amounts without needing to enter your details. These pages include detailed breakdowns, comparisons with nearby amounts, cross-links to related calculators, and frequently asked questions. Scottish taxpayers can select Scotland as their region to see calculations using Scottish income tax rates, which differ from England, Wales and Northern Ireland. National Insurance rates and thresholds are the same across the entire UK regardless of where you live.