Wedding Alcohol Calculator: How Much Beer, Wine and Spirits to Buy
Estimate how much alcohol to buy for a wedding, including beer, wine, spirits, total drinks, bottles, cases, budget and cost per guest.
Wedding Guest List Cost Calculator: Cost of Adding Guests
Calculate the cost of adding or removing wedding guests, including catering, drinks, favours, rentals, service charges and contingency.
Wedding Venue Budget Calculator: Can You Afford This Venue?
Check whether a wedding venue quote fits your total budget, including guest count, catering, drinks, service charges, tax and contingency.
Wedding Savings Calculator: How Much to Save Each Month
Calculate how much to save each month and week for your wedding based on your budget, current savings, contributions, timeline and contingency.
Wedding Cost Per Guest Calculator
Calculate wedding cost per guest, estimate guest-driven costs, compare fixed costs, and see how adding or removing guests changes your budget.
UK Redundancy Pay Calculator 2026/27 — Statutory Entitlement
Free UK redundancy pay calculator for 2026/27. Work out your statutory redundancy entitlement from your age, years of service and weekly pay, including the £751 weekly cap and the £30,000 tax-free limit.
UK Overtime Pay Calculator 2026/27
Estimate how much overtime pay you keep after UK Income Tax, National Insurance, pension and student loan deductions.
Fuel Pressure Flow Calculator
Adjust injector flow rate for fuel pressure changes using the square-root pressure correction formula.
Fuel Pump Size Calculator
Estimate required fuel pump flow in LPH, GPH, and lb/hr from horsepower, fuel type, BSFC, and safety margin.
Fuel Injector Duty Cycle Calculator
Calculate fuel injector duty cycle from horsepower, injector size, injector count, and BSFC. Check whether your injectors are safe or too small.
Fuel Injector Size Calculator
Estimate fuel injector size in lb/hr and cc/min from horsepower, BSFC, injector count, and duty cycle.
UK Salary Sacrifice Calculator 2026/27
Estimate the take-home impact of pension salary sacrifice, including Income Tax and employee NI savings.