Date Calculator

Plan your schedule. Find out exactly when your next deadline is.

Calculate Duration
Calculate Duration

Mastering Your Schedule with Precision

Time is the most valuable resource in business. Whether you're calculating a 30-day payment term, setting a 90-day project milestone, or simply wondering how many sleeps are left until your vacation, our free date calculator provides instant, error-free results. No more counting on your fingers or manually checking the calendar.

Common Ways to Use the Date Tool

Project Management

Calculate exact durations between start and end dates to allocate resources and set realistic expectations for stakeholders.

Financial Terms

Find the exact due date for Net-30, Net-60, or Net-90 invoices. Essential for maintaining healthy cash flow and avoiding late fees.

Legal & Compliance

Track notice periods, contract expiration dates, or statutory deadlines with confidence. Every day counts in legal matters.

Life Events

How old are you in days? How many hours since you started your latest habit? Time tracking isn't just for the office.

Understanding "Inclusive" Counting

Our tool allows you to specify whether the end date should be included in the calculation. In many business contexts, "30 days" means 30 full days after the start date. Being able to toggle this ensures your calculations match the specific requirements of your contracts or projects.