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Calcimator

Couples Budget Merger

Combine two individual zero-based budgets into a joint household budget with flexible expense splitting.

Inputs

$
$
$
$
$
$
$
$
$

Results

Total Household Income

$7,500.00

≈ 8 smartphones

Person 1 Share

$1,840.00

≈ 14 pairs of sneakers

Person 2 Share

$1,610.00

≈ 12 pairs of sneakers

Total Shared Expenses$3,450.00
Person 1 Remaining$1,860.00
Person 2 Remaining$1,640.00
Joint Savings$500.00
How to Use This Calculator
  1. Enter Person 1 Income, Person 2 Income, and Person 1 Personal Spending.
  2. Set Person 2 Personal Spending, Shared Housing, and Shared Utilities.
  3. Adjust Shared Food, Shared Transport as needed.
  4. Review Total Household Income ($), Person 1 Share ($), and Person 2 Share ($).
  5. Use Total Shared Expenses ($) and Person 1 Remaining ($) to inform your decision.

How the result changes with Person 1 Income

Person 1 IncomeTotal Household IncomePerson 1 SharePerson 2 Share
$10,000.00$13,500.00$2,555.56$894.44
$35,000.00$38,500.00$3,136.36$313.64
$65,000.00$68,500.00$3,273.72$176.28
$90,000.00$93,500.00$3,320.86$129.14

What each input means

Person 1 Income
Person 1's monthly take-home pay.
Person 2 Income
Person 2's monthly take-home pay.
Person 1 Personal Spending
Person 1's individual non-shared spending.
Person 2 Personal Spending
Person 2's individual non-shared spending.
Shared Housing
Rent or mortgage for shared home.
Shared Utilities
Electric, water, internet, etc.
Shared Food
Joint grocery and meal budget.
Shared Transport
Shared vehicle or transit costs.
Joint Savings Goal
Monthly joint savings target.
Split Method
How to divide shared expenses.
Person 1 Custom Split %
Person 1's share when using custom split.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Person 1 Income = 4000, Person 2 Income = 3500, Person 1 Personal Spending = 300, Person 2 Personal Spending = 250 = 11 input(s) provided
  2. Calculate Total Household Income
    Total Household Income
    7500 = $7,500
  3. Calculate Person 1 Share
    Person 1 Share
    1840 = $1,840
  4. Calculate Person 2 Share
    Person 2 Share
    1610 = $1,610
  5. Calculate Total Shared Expenses
    Total Shared Expenses
    3450 = $3,450
  6. Calculate Person 1 Remaining
    Person 1 Remaining
    1860 = $1,860

Engine last updated .

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