Week Calculator

📆 Week Calculator — Calculate Weeks Between Dates or Add Weeks

Welcome to the Free Week Calculator on calculator.cl — a simple tool that helps you calculate weeks between two dates or add/subtract a chosen number of weeks to a specific date. This calculator works instantly and doesn’t require any login.

Whether you’re planning schedules, tracking deadlines, or calculating future dates, this tool makes week-based time math quick and effortless.

🧠 What You Can Do With This Tool

This calculator lets you:

Find the number of weeks between two dates

Add weeks to a specific date

Subtract weeks from a given date

It’s ideal for long-term planning, project timelines, academic schedules, travel planning, and more.

🧮 How It Works

🔹 Weeks Between Two Dates

Enter the start date

Enter the end date

Click Calculate
You’ll see how many full weeks and remaining days fall between those dates.

🔹 Add or Subtract Weeks

Enter a reference date

Enter the number of weeks to add or subtract

Click Calculate
The tool shows the resulting date after adding or subtracting the weeks you specified.

📊 Why Week Calculations Matter

Understanding weeks between dates or adjusting dates by weeks is useful for:

Project planning and deadlines

Academic calendars and school terms

Workout programs and habit tracking

Payroll or billing cycles for weekly tasks

Vacation or event scheduling

Weeks provide a clear and consistent time unit for medium-term planning.

📍 Tips for Best Results

Make sure your start and end dates are correct when calculating weeks between dates.

Use the add/subtract weeks feature to quickly find future or past dates without manual counting.

Combine with other calculators (like the Date Calculator) for more detailed planning.

⚠️ Important Notes

The calculator counts full weeks and remaining days for precise results.

It considers standard calendar conventions — months and leap years are handled automatically by date interpretation.