Financial tools to help you plan smarter.
Money Engine helps people in the UK explore savings strategies and compare financial outcomes using practical calculators and planning tools.
Use the tools below to model retirement, salary take-home, savings growth, and household budgeting choices.
Precision tools for your wealth
Retirement Planner
Model pension growth, withdrawals, and plan variants to compare outcomes.
Take-Home Salary Calculator
Estimate net annual and monthly pay using UK tax and NI assumptions.
Compound Interest
Visualise long-term savings growth from regular deposits and returns.
Budget Planner
Track monthly income and spending to identify savings opportunities.
Mortgage Overpayment
Test how overpayments may reduce interest and shorten your term.
Emergency Fund Planner
Work out your target buffer and timeline based on essential costs.
Debt Payoff Planner
Compare snowball and avalanche strategies and see your debt-free date.
Student Loan Planner
Estimate Plan 1, 2, 4, 5 and Postgraduate repayments and write-off.
Stamp Duty Calculator
Estimate SDLT, LBTT or LTT on a UK property purchase with a band breakdown.