Changes include a 0.35% rate cut on a two-year fixed rate product, down to 3.89% with a £999 fee, and 4.29% with no fee.
Three-year fixed rates have been cut 0.40% to 4.39% with a £999 fee and 4.69% with no fee, while five-year fixed products have been reduced by 0.30% to 4.69% with a £999 fee or fee-free to 4.89%.
Henry Jordan, head of mortgages at Nationwide, said: “Customers can select any mortgage product and benefit from fee-free valuations, providing them with the option to obtain a mortgage offer with no upfront fees.
“Those customers opting for a more detailed Nationwide Homebuyers Report will now pay a reduced top-up fee, depending on the overall value of the property on a sliding scale, starting from £150,” he said.