Should You Refinance With the Same Lender? How To Decide Should You Refinance With the Same Lender? How To Decide When you refinance your home, it's a good idea to shop around to find the best interest rates and terms. But should you try your current lender, too? Erica Sweeney, provided by FacebookTwitterEmail Refinancing the mortgage on your home can be a smart way to save money. After all, interest rates on home loans change over time, so you might find a better deal today. Not sure where to start? Try plugging your current loan details into a mortgage calculator or a refinance calculator to find out where you stand, and to see how much a refinance could save. Since different lenders may offer different interest rates and terms, it's always wise to shop around and compare offers.