CalendarLogic

Business-day deadlines, sorted.

Business-day & deadline tools for confident delivery.

Plan delivery dates, SLAs, payroll cut-offs, notice periods, and project milestones—without manual calendar maths. Fast • Free • No sign-up • Works on mobile.

Why people use this

Operations & logistics: promise dates, dispatch lead times, warehouse planning.

HR & payroll: notice periods, probation end dates, payroll cut-offs.

Project teams: sprint end dates, milestones, internal approvals.

Finance: invoice due dates (Net-30/45/60), settlement timelines.

Customer support: SLA response deadlines and escalation windows.

Tool highlights

Add Business Days to a Date — get the exact deadline by skipping weekends and holidays.

Workdays Between Two Dates — count working days for timesheets, billing, and lead time.

Next / Previous Business Day — jump to the next working date instantly.

Public Holidays Between Dates — see which bank holidays impact your timeline.

Cut-off Time Adjuster — after 5pm? Automatically roll to the next workday.

Business Hours Deadline (SLA) — count only within working hours (e.g., 9–5, Mon–Fri).

How it works

  1. Choose a tool (e.g., Add Business Days).
  2. Set your weekend pattern (Mon–Fri, Sun–Thu, or custom).
  3. Select a holiday preset (UK and more) and add custom dates if needed.
  4. Get a clear result date — plus a breakdown of skipped days.

Tip: You can save or share results by copying the URL (where supported).

Tool directory — Dates & workdays

  • Add Business Days
  • Subtract Business Days
  • Workdays Between Dates
  • Weekend Days Between Dates
  • Nth Business Day of Month
  • Last Business Day of Month

Quickly find the right calculator for delivery promises, billing, and project tracking.

Tool directory — Holidays

  • Public Holidays Between Dates
  • Holiday Impact Checker
  • Country Holiday Calendars (printable)

See which bank holidays affect timelines and export calendars when needed.

Tool directory — Deadlines & SLAs

  • Cut-off Time Adjuster
  • Business Hours Deadline Calculator
  • Add/Subtract Working Hours

Apply cut-offs and working hours to keep SLA commitments realistic.

Tool directory — Time zones

  • Time Zone Converter
  • Time Zone Overlap Window
  • Meeting Time Finder

Coordinate deadlines and meetings across regions with clear overlap windows.

CTA

Ready to plan a deadline? Start with the Add Business Days calculator or browse all tools to find the right fit.

Disclaimer: This calculator is for educational purposes only and does not provide financial advice.