Institutional-grade clarity

Smart Mortgage &
Loan Calculation Tools

Ten calculators built on the same disciplined amortization math lenders use worldwide. Understand the real cost of a home loan — payment, schedule, ratio, break-even — before you sign anything.

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10Core calculators

360Payments modeled

24/7Open access

0Sign-up required

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Illustrative example

Sample

Monthly$2,528 Fixed rate6.50%

$400,000 · 30-year fixedPrincipal & interest only

Why people trust the numbers

Corporate discipline, applied to home loan math

No hidden weighting, no marketing spread. Every figure follows the same standard amortization formula used by lenders worldwide, so results can be checked line by line.

Transparent formula

Standard fixed-rate amortization: interest accrues on the remaining balance, and the rest of your payment reduces principal. Nothing else is added.

Audit-ready assumptions

Loan amount, rate, term and payment frequency are always visible on the calculators, so any result can be reproduced and defended in a meeting.

One source of truth

This page is a regional entry point only. Every calculation, rate update and support request is handled on the main platform, MortiVio.com.

Anatomy of a payment

Three forces decide what you pay

Scroll through the sequence. The panel rebuilds itself as each force takes over — the same logic the calculators apply to your own numbers.

Force 01Interest vs principal

$510,100 interest on a $400,000 loan at 6.50% over 30 years

Interest

Principal

Illustrative example only. Taxes, insurance and fees are not included.

Force 02Rate pressure

5.50%$2,271

6.00%$2,398

6.50%$2,528

7.00%$2,661

7.50%$2,796

Monthly principal and interest on the same $400,000 loan, 30-year term.

Force 03Time and the schedule

Payment 1

$2,167 interest · $362 principal

Payment 180

$1,577 interest · $951 principal

Payment 360

$14 interest · $2,514 principal

The payment never changes; its composition changes every single month.

Step 01

Interest is the largest line item

On a $400,000 loan at 6.50% over 30 years, total interest reaches roughly $510,100 — about 56% of everything you repay. Seeing that share before you commit changes how you shop for a rate.

Open Mortgage Calculator

Step 02

Half a point rewrites the budget

Moving from 6.50% to 7.00% adds about $133 per month — roughly $48,000 over the full term. The same math works in reverse, which is exactly what a refinance review measures.

Open Rate Impact

Step 03

Time decides how much you keep

Early payments are almost all interest; late payments are almost all principal. Shortening the term or adding to each payment moves you down that curve faster and cuts the total cost.

Open Extra Payment

The full toolkit

Ten calculators, one consistent method

Every card opens the live tool on MortiVio.com in a new tab. Nothing is calculated on this page — the platform does the work.

Mortgage Calculator

The core engine: monthly principal and interest, total repayment, and a full 360-payment amortization schedule that recalculates the moment you change an input.

Monthly paymentAmortizationTotal interest

Open calculator 02

Affordability

Turn income, existing obligations and down payment into a realistic price ceiling — the number to walk into a negotiation with, before a listing sets the anchor.

Price ceilingDown paymentBudget guardrail

Open Affordability 03

Refinance

Old loan against new loan, side by side, with the exact month your savings pass the closing costs.

Open calculator 04

Rent vs Buy

Total cost of renting against total cost of owning across the years you actually plan to stay.

Open calculator 05

Loan Comparison

Put two or three offers next to each other: rate, term, fees and the lifetime cost of each.

Open comparison 06

DTI Calculator

Your debt-to-income ratio, calculated the way an underwriter will calculate it — before they do.

Open calculator 07

Extra Payment

Add any amount to the monthly payment and watch the payoff date and interest total drop.

Open planner 08

Biweekly Payments

Half a payment every two weeks equals thirteen monthly payments a year. See what that buys.

Open calculator 09

Rate Impact

What a quarter point does to the payment, the lifetime interest and the total you repay.

Open rate impact 10

Construction Loan

Draw schedules, interest-only phases and the switch to permanent financing, in one view.

Open calculator

Market data & rate impact

What a rate move does to a real budget

The board below is a formatted sample that shows how MortiVio presents rate movement. Live figures and the tools that use them are on the main platform.

Rate board

Illustrative sample

Illustrative sample of mortgage product rates and daily change
Product	Rate	Change
30-year fixed	6.48%	-0.06
20-year fixed	6.19%	0.00
15-year fixed	5.72%	-0.04
5/1 adjustable	6.05%	+0.03
Refinance 30-year	6.55%	-0.02
FHA 30-year	6.22%	-0.05
Jumbo 30-year	6.71%	+0.01

Monthly payment by rate

$400,000 · 30 years

5.50%$2,271

6.00%$2,398

6.50%$2,528

7.00%$2,661

7.50%$2,796

Principal and interest only. Taxes and insurance are excluded from this sample.

See the full rate impact tool

$65 / mo

Typical effect of a 0.25% rate change on the illustrative $400,000 loan.

$92,500

Extra lifetime interest when the rate is a full point higher for the whole term.

5.6 years

Sooner payoff from adding $200 to every monthly payment at 6.50%.

Same formula, every property,
every scenario

Model a first purchase, a refinance or an early payoff plan — the method never changes, only your inputs.

Questions before the math

Mortgage calculation, answered plainly

A fixed-rate payment covers interest on the outstanding balance plus principal repayment. Property tax, insurance and any association dues are usually collected alongside it but are not part of the principal-and-interest figure the calculator returns.

On the illustrative $400,000 loan over 30 years, each 0.25% costs roughly $65 a month. Held for the full term, a single point of difference moves lifetime interest by tens of thousands, which is why the rate impact tool exists.

No. Every rate, payment and chart on this landing page is a clearly labelled illustrative sample used to show formatting and method. Current figures and the calculators that use them are published on MortiVio.com.

If you have a price in mind, start with the mortgage calculator. If you are still setting a budget, start with affordability, then check your debt-to-income ratio. Owners reviewing an existing loan usually start with refinance or extra payment.

One engine, one result. Every tool, rate update and support channel lives on the main platform so a number produced here can never differ from a number produced there. This page routes you to the right tool.

No. The calculators open directly, run in your browser and require no sign-up, no email and no personal detail to produce a payment, a schedule or a ratio.

The schedule is built payment by payment: interest for the month is the balance times the monthly rate, the remainder reduces the balance, and the process repeats 360 times. Adding those interest amounts gives the lifetime figure.

Two minutes, real numbers

Start Planning Your Dream Home

Bring a price, a rate and a term. The calculators on MortiVio.com return the monthly payment, the lifetime interest and the full schedule — free, instantly, with no account.