Compare calculators

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

ARM Payment Shock Calculator

Calculate the dollar increase in your monthly mortgage payment when an adjustable-rate mortgage resets from its initial rate to the fully indexed rate. Essential planning for ARM borrowers approaching a rate reset.

Loan Amount ($)

Initial ARM Rate (%)

Fully Indexed Rate (%)

Remaining Term at Reset (years)

Fill in the required fields to see your result.

Mortgage Advanced

Home Equity Growth Calculator

Project your home equity years into the future by combining property appreciation with mortgage principal paydown. Useful for homeowners planning to sell, refinance, or tap equity via a HELOC.

Current Home Value ($)

Current Mortgage Balance ($)

Monthly Mortgage Payment (P&I) ($)

Mortgage Interest Rate (%)

Annual Home Appreciation Rate (%)

Years to Project

Fill in the required fields to see your result.

Key differences

	ARM Payment Shock Calculator	Home Equity Growth Calculator
Category	Mortgage Advanced	Mortgage Advanced
Inputs required	4	6
Result	Payment Increase ($)	Projected Home Equity ($)
What it does	Calculate the dollar increase in your monthly mortgage payment when an adjustable-rate mortgage resets from its initial rate to the fully indexed rate. Essential planning for ARM borrowers approaching a rate reset.	Project your home equity years into the future by combining property appreciation with mortgage principal paydown. Useful for homeowners planning to sell, refinance, or tap equity via a HELOC.