Free UK family money calculators

Simple money tools for pregnancy, childcare and family life

Free UK calculators for maternity pay, nursery fees and baby budgeting, updated for the 2026/27 tax year using GOV.UK figures.

  • Updated for 2026/27
  • GOV.UK source links
  • Estimates, not advice
  • No account needed
Example planning summaryWhat the tools help clarify
2026/27
Estimated monthly gap£842during lower-pay months
Nursery after funding£468monthly example, 3 days

Private by design. Calculator details stay in your browser.

Trust and sources

Clear estimates, checked against official sources

The calculators and guides are built around published GOV.UK figures where possible, then explained in plain English so families can plan with more confidence.

Figures used
2026/27 UK rates
Last reviewed
May 2026
Important note
Planning estimates only

Where to start

Choose the path closest to what you need today

Start with a quick calculator, then use the related guide or planner when you need more detail.

Preview of the Family Money Helper monthly forecast spreadsheet showing maternity income and income gap columns.Monthly forecast preview

Downloadable spreadsheet

Want the full picture?

Get the spreadsheet planner to map maternity pay, unpaid leave, baby costs, nursery fees and savings month by month.

  • MAT leave setup
  • Maternity pay forecast
  • Weekly pay detail
  • Savings target
Get the planner

Works in Excel and Google Sheets. Yours to keep.