Santander Mortgage Calculator Principal Amount: Interest Rate: Number of Years: Your Monthly Payment: $ function calculate(){ var principal = document.getElementById('principal').value; var interest = document.getElementById('interest').value / 100 / 12; var payments = document.getElementById('years').value * 12; var x = Math.pow(1 + interest, payments); var monthly = (principal*x*interest)/(x-1); if (isFinite(monthly)) { document.getElementById('payment').innerHTML = monthly.toFixed(2); } else { document.getElementById('payment').innerHTML = "Oops, something went wrong. Please check your inputs and try again."; } } Santander Mortgage Calculators: Easily Manage Your Finances At Santander, we understand how important it is to stay on top of finances. With the cost of living on the rise, having a reliable and accurate tool for managing your finances is essential. This is why we have created a range of mortgage calculators to help you stay on top of your expenses. Our mortgage calculators provide a comprehensive overview of your finances, giving you a complete picture of where your money is going each month. With our calculators, you can easily calculate how much you could save by switching to a different type of mortgage, estimate monthly payments, calculate potential interest savings and even adjust the loan amount and duration to see how it affects your results. You can use our calculators right away and it won't cost you a penny. With just a few simple steps, you'll be able to access a wealth of information about your finances and start taking control. We know that managing your finances can be confusing and overwhelming. That's why all of our calculators are simple to use and designed for clear, easy to understand results. Whether you're a first-time homebuyer or an experienced investor, our calculators can help you get the most out of your money. We also understand that life can change unexpectedly, and sometimes you might need to adjust your finances to suit. Our calculators can help you see the bigger picture and make the smart decisions that will get you back on track. At Santander, we have you covered. With our comprehensive range of mortgage calculators, you'll never need to worry about staying on top of your finances again. If you need any help or advice, our friendly and knowledgeable team is always here to help you get the most out of your mortgages.