The Halloween Countdown Calculator shows exactly how many days and business days remain until October 31st. Great for planning spooky events, marketing campaigns, and costume preparations.

• Counts calendar days from today to October 31st.
• Business days exclude weekends and optional U.S. holidays.
• Time-zone aware for accurate global results.

• Plan parties, haunted houses, and trick-or-treat routes.
• Schedule seasonal product launches and promotions.
• Manage project timelines that span the busy holiday season.