ParentMath calculators

Choose the family decision you are working through.

Useful free answers first. No account required.

Phase 2

Leave Maths

Plan employer leave, government PPL and unpaid leave runway.

Phase 3

Family Payments

Combined family payment estimates with clear reconciliation warnings.

Planned

Baby Maths

Explore the household cash-flow effect of another child.

Planned

Care Choice

Compare care types, nanny costs and reduced work.

ParentMath Family Plan

Turn estimates into one partner-friendly plan.

A future one-off paid report will add multi-scenario comparisons, detailed exports and an action checklist. The core calculator answer will remain free.

Not yet for sale