Category 09
Family, care & events calculators
Plan the costs shared across families, milestones, care, and celebrations.
16 practical tools
All 16 calculators are available now with visible formulas and assumptions.
Childcare affordability
What does childcare cost after work-related trade-offs?
Parental leave budget
What buffer covers the income change during leave?
Child savings goal
What contribution may reach a future life goal?
Wedding budget
How should the budget translate into category limits?
Party drink quantity
How many alcoholic and non-alcoholic drinks are needed?
Holiday and gift budget
What per-person budget fits the total available?
Pet ownership cost
What is the monthly and annual cost of a pet?
Nanny-share split
How should shared and family-specific costs be divided?
Eldercare budget
What family contribution remains after other income?
Life insurance needs
What coverage gap remains after assets and debts?
Birthday party budget
What is the party total and cost per guest?
Baby first-year budget
What monthly reserve covers planned first-year baby costs?
Event venue total cost
What is the venue total after hire, staffing, service, and tax?
Shared holiday rental split
How should a rental be divided by people and nights stayed?
Pregnancy due date
What due date is 280 days after the first day of your last period?
Ovulation fertile window
When is the 6-day fertile window if ovulation is 14 days before your next period?