Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Alimony Calculator

Estimates monthly spousal support payments from each spouse's income, marriage length, alimony type, and age adjustment. Useful for divorce planning, mediation prep, or sanity-checking attorney quotes — not enforceable without a court order.

Higher Earner's Annual Income ($)

Lower Earner's Annual Income ($)

Marriage Duration (years)

Type of Alimony

Age Factor Adjustment

Fill in the required fields to see your result.

Law

Child Support Calculator

Estimates monthly child support obligations from both parents' incomes and the number of children using a simplified income-shares model. Use it for early divorce planning, mediation prep, or sanity-checking a state guideline calculator — not as a substitute for a court order.

Payer Monthly Income ($)

Receiver Monthly Income ($)

Number of Children

Fill in the required fields to see your result.

Key differences

	Alimony Calculator	Child Support Calculator
Category	Law	Law
Inputs required	5	3
Result	Monthly Alimony Payment ($)	Estimated Monthly Child Support ($)
What it does	Estimates monthly spousal support payments from each spouse's income, marriage length, alimony type, and age adjustment. Useful for divorce planning, mediation prep, or sanity-checking attorney quotes — not enforceable without a court order.	Estimates monthly child support obligations from both parents' incomes and the number of children using a simplified income-shares model. Use it for early divorce planning, mediation prep, or sanity-checking a state guideline calculator — not as a substitute for a court order.