Find the exact difference between two dates in every unit — instantly.
Everything runs in your browser — nothing is uploaded or stored on any server.
Select the first date you want to measure from. Optionally add a specific time for a more precise result.
Select the second date. The end date can be before or after the start — the tool handles both directions automatically.
Your result appears instantly — total years, months, weeks, days, hours, minutes, and business days between the two dates.
Hit Copy Result to grab a clean text summary you can paste into emails, documents, or notes — no download needed.
Whether you're planning a project or counting down to an event — get every number at once.
The difference updates the moment you change any date — no button required.
Years, months, weeks, days, hours, minutes, and business days — all shown together.
Instantly see how many working days fall between two dates — great for project planning.
Past or future — the calculator handles both and clearly labels which direction the difference runs.
Nothing you enter ever leaves your device — no accounts, no data sent to any server.
No trials, no paywalls, no limits. Open the page and use it — always free.