Loan details
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$
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European mortgages usually fix the rate for 1–10 years, not the whole loan. After that the rate resets, so later payments may change.
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Paid on top of the normal payment each month; it all goes toward the loan itself
Taxes, insurance & fees
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$
$
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Only charged while down payment < 20%
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More extra payments
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Paid with every 12th payment
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mo
Right box = which payment number it goes in with
Affordability check
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$
Based on the US 28/36 rule of thumb. Czech banks use different limits.
Monthly payment
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Loan amount
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Total interest
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Payoff date
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Effect of your extra payments
New payoff time
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Total interest
Without extra–
With extra–
Interest saved
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Loan balance over time
Remaining balance
Cumulative interest paid
Balance without extra payments
Fixation ends
Monthly payment breakdown
Amortization schedule
| Year | Principal | Interest | Extra | Total paid | Balance |
|---|
Rate fixation stress test
Fixation is the period your interest rate is locked; when it ends, the bank resets the rate to current market levels and recalculates your monthly payment.
Most US mortgages are fixed for the full term; this models an adjustable-rate (ARM) loan.
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Starts at your current rate + 2%
Balance when fixation ends
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Monthly loan payment
Now–
After reset–
Difference–
Total interest over the loan
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Loan payment = principal + interest. Taxes, insurance and fees don’t change at the reset; extra payments continue as before.
| Reset rate | Monthly payment | Difference / month | Total interest change |
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