Date Calculator

Calculate date differences, add or subtract days/months/years, and count workdays between dates.

Resulting date
2026-08-02
Sun, Aug 2, 2026
About this tool

Date Calculator

Overview

Add or subtract days from a chosen date, or compute the difference between two dates with optional business-day counting (Monday–Friday). A practical tool for managers and employees who need to calculate deadlines, project durations, and official work periods with confidence.

Key features

  • Add or subtract days from any reference date
  • Compute the difference between two dates in years, months, days
  • Business-days-only mode (Monday–Friday)
  • Respects public holidays (configurable list)
  • Detailed results with precise calendar jumps

How to use

  1. 1
    Choose the Add/Subtract tab or the Date Difference tab.
  2. 2
    Pick the reference date from the calendar.
  3. 3
    Enter the number of days or duration to compute.
  4. 4
    Toggle business-days mode if you want weekdays only.
  5. 5
    Review the result in the output card.

Frequently asked questions

Flexible Upgrade Plans

Get Started with Date Calculator Pro Pro

Choose a dedicated plan for this tool only, or unlock the entire smart toolkit suite to get 70%+ off!

Dedicated Tool Plan

Date Calculator Pro

Dedicated plan for Date Calculator Pro

$2/month

≈ 98 EGP /month

  • Ad-free date calculations
  • Save custom event planning logs
  • Detailed timezone shift calculations
  • Hijri & Gregorian date conversions
  • Custom holidays & workdays list config
Best Value — Save 70%
All-in-One Plan

All-in-One Pro

Full unlimited access to ALL tools

$9/month

≈ 443 EGP /month

  • Full unlimited access to ALL tools
  • CV Builder, PDF Pro, Social Auto Poster
  • Scanner OCR, Email AI Writer, Dev Hub
  • Lightning-fast priority processing
  • Dedicated support & priority updates
  • Ad-free experience & no watermarks
100% Secure & Fully Encrypted Payments

Processed securely via Paymob & Lemon Squeezy