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Income tax, NI contributions & take-home pay for 2025/26
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Monthly payments, total interest & affordability checks
Body Mass Index & healthy weight range for UK adults
Add or remove VAT at 20% for UK business calculations
SDLT for property purchases in England, Scotland & Wales
Retirement pot, employer match & tax relief estimates
Monthly repayments, total interest & amortisation
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Daily energy expenditure for weight management
Basal metabolic rate — calories burned at rest
Estimate body fat % using US Navy method
Compound interest, ISA planning & savings goals
Plan 1, 2, 4, 5 & postgraduate repayments
Calculate by band, location & discounts
A-Levels, BTECs & qualifications to UCAS
Project long-term growth & returns
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Complete guide to income tax, NI, and personal allowances
PropertyHow to calculate payments and find the best UK rates
HealthUnderstanding BMI and healthy weight ranges for UK adults
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View All Calculators →Last updated: February 2026 | Verified with latest UK rates