Date Calculator
Add or subtract days, months, and years from any date.
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About Date Calculator
Perfectly plan your projects or milestones by calculating dates precisely. This tool allows you to add or subtract time intervals from any date, or find the exact number of days between two specific dates.
How to Use
- Pick a 'Start Date' from the calendar tool.
- Enter the number of years, months, or days to add or subtract.
- Instantly view the resulting date and the day of the week it falls on.
- The calculation updates in real-time as you modify the values.
Common Use Cases
- Calculating project deadlines and delivery estimates.
- Tracking pregnancy milestones or subscription renewal dates.
- Finding the exact number of days for legal contracts or travel planning.
Technical Details
Leverages the browser's native Date object with robust error handling for month-overflows and timezone offsets.
Frequently Asked Questions
- Can I calculate business days only?
- This version calculates total calendar days. Business day logic (skipping weekends/holidays) is planned for a future update.
- Does it work for historical dates?
- Yes, it supports dates hundreds of years in the past or future.
100% Private & Secure
This tool runs entirely in your browser using client-side technology. Your files and data are never sent to a server, ensuring 100% privacy and speed.