What do you want to know?

When can I retire?

Find the earliest age your plan can sustain.

When should we claim Social Security?

Compare claiming strategies for both of you.

Will my money last?

A direct yes/no on your plan as entered.

Survive a downturn?

Stress-test against a 3-year market downturn.

Should I convert to Roth?

Check for low-tax-bracket conversion room.