Fair Rent Split Calculator
Compare equal, space-based, and adjustable Fair Value rent splits for 2–4 roommates with unequal rooms. See exact monthly shares, percentages, 50/50 differences, feature adjustments, and a swap-room fairness check.
How to use this calculator
- 1
Enter the required values
Provide Calculator input using the units and ranges shown in the calculator.
- 2
Review validation messages
Check that the values describe the intended scenario and correct any validation errors before relying on the result.
- 3
Read and interpret the result
Run the calculation to see Equal, Space Based, Fair Value, Total Rent, and Swap Check, then confirm the inputs match the scenario you intended.
Inputs
- Calculator input
- Structured value supplied to the calculator.
- Required · object
Outputs
- Equal
- Calculated equal returned by this calculator.
- Optional · array
- Space Based
- Calculated space based returned by this calculator.
- Optional · array
- Fair Value
- Calculated fair value returned by this calculator.
- Optional · array
- Total Rent
- Calculated total rent returned by this calculator.
- Optional · number
- Swap Check
- Calculated swap check returned by this calculator.
- Optional · array
How the calculation works
Calculate equal, space-based, and Fair Value rent splits using transparent space weighting and entered adjustments. Ensure all rent shares add exactly to total rent.
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