日期推算：未来或过去目标日期

支持按天/周/月/年推算，也支持多单位组合计算。

方向

模式

目标日期

2026年5月22日星期五

2026-05-22

How to Add Days to a Date

Enter a start date, choose how much time to add or subtract, and get the updated date instantly.

1

Choose your start date

Select the date you want to begin from.

2

Add or subtract time

Enter the number of days, weeks, months, or years you want to adjust.

3

View the new date instantly

See the updated date immediately and use it for planning or scheduling.

What can you do with this date calculator?

This tool helps you calculate a new date by adding or subtracting days, weeks, months, or years from any starting date. It is ideal for planning deadlines, tracking schedules, and organizing future events without manual calculations.

Common Ways People Use This Tool

Find what date it will be in 30, 60, or 90 days
Calculate deadlines for projects or tasks
Plan travel, launches, or event schedules
Add days to contracts, reminders, or renewals
Check past dates by subtracting time
Estimate future milestones and follow-up dates

Frequently Asked Questions

Everything you need to know about this date calculator.

Choose a starting date and add the number of days, weeks, months, or years. The calculator will show the resulting date instantly.

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