Werkery

Date Difference Calculator

Calculate the difference between two dates in years, months, weeks, days, hours, and total. Optional workday-only count.

Tool by ·
ad slot ()
ad slot ()

How it works

  1. 1
    Pick dates
    Start and end.
  2. 2
    Read units
    Days, weeks, months, workdays.

Frequently asked

How are months counted?

Calendar months between the two dates. May 1 to June 1 is 1 month even though the day counts differ across months.

Get new tools first.

One tool per week. No ads. Unsubscribe anytime.

Related tools

Age Calculator
Calculate exact age from birth date. Shows years, months, days, total days lived, day of week you were born, and days until next birthday.
Unix Timestamp Converter
Convert between Unix epoch timestamps (seconds or milliseconds) and human-readable ISO 8601 / local datetime. Live updating now-value.
Time Zone Converter
Convert any time between two time zones. IANA-compliant (handles DST automatically). Pick from 400+ time zones.
Termination Letter Generator
Create a legally sound termination letter for your apartment, employment contract, mobile phone contract, gym membership, or insurance — in seconds, AI-powered.
Rent Reduction Calculator
Calculate the permissible rent reduction for housing defects (mould, heating failure, noise) and generate a defect notice letter to your landlord.
Garnishment Exemption Calculator 2026
Calculate your protected income based on the current garnishment table 2026 (valid since July 1, 2025). Includes maintenance obligations.
Tool designed and editorially reviewed by Felix Brübach. Text drafted with AI assistance and reviewed for legal and factual accuracy before publication. Not legal advice — for complex cases, consult a lawyer.
ad slot ()