Bi-Weekly Payments This calculator estimates the savings from paying a mortgage bi-weekly instead of monthly. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Grantor Retained Annuity Trusts (GRATs) Explaining Grantor Retained Annuity Trusts (GRATs) and their benefit to estate strategy. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. Three Key Questions to Answer Before Taking Social Security When to start? Should I continue to work? How can I maximize my benefit?