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. Related Content Why Everyone Needs an Estate Strategy Do you have an estate strategy? You should. Social Security: By the Numbers Here are five facts about Social Security that might surprise you. Personal Finance Tips for Military Families Military families face unique challenges, making personal finance even more critical.