Calcz
Guides

Real decisions,
explained.

Step-by-step guides for the big financial moments. Each one pairs clear explanation with calculators you can use right there, no tab-switching required.

Guide

Buying a Home

Everything you need to know about mortgages, deposits, and the true cost of buying, with a calculator at every step.

7 chapters6 calculators
Read the guide
Guide

Saving for Retirement

Set a target pot, pick a tax wrapper and a blend of real index funds, subtract fees, then stress-test the income against the worst retirements on record.

8 chapters5 calculators
Read the guide
Guide

Train for Your Race

Pick your 5K, 10K, half or marathon, see where your fitness stands, set a realistic goal, then build a periodized plan and nail your race-day pacing and fuel.

7 chapters4 calculators
Read the guide
Guide

Take-Home Pay

Follow your salary from gross to the money that actually lands. Tax, National Insurance or FICA, pension and state tax come off line by line on a payslip that builds as you scroll.

5 chapters1 calculators
Read the guide