{"$schema":"https://toolsly.tools/schemas/tool-manifest-v1.json","generated":"2026-10-20T13:00:48.439Z","discovery":{"catalog":"https://toptool.io/free-tools/tools.json","llmsTxt":"https://toptool.io/free-tools/llms.txt","sitemap":"https://toptool.io/free-tools/sitemap.xml"},"relatedTools":[{"slug":"age-calculator","name":"Age Calculator","url":"https://toptool.io/free-tools/age-calculator"},{"slug":"countdown-timer","name":"Countdown Timer (Time Until)","url":"https://toptool.io/free-tools/countdown-timer"},{"slug":"percentage-calculator","name":"Percentage Calculator","url":"https://toptool.io/free-tools/percentage-calculator"},{"slug":"stopwatch","name":"Stopwatch (Duration Calculator)","url":"https://toptool.io/free-tools/stopwatch"},{"slug":"tip-calculator","name":"Tip Calculator","url":"https://toptool.io/free-tools/tip-calculator"},{"slug":"pomodoro-timer","name":"Pomodoro Timer (Schedule Calculator)","url":"https://toptool.io/free-tools/pomodoro-timer"},{"slug":"loan-mortgage-calculator","name":"Loan & Mortgage Calculator","url":"https://toptool.io/free-tools/loan-mortgage-calculator"},{"slug":"discount-calculator","name":"Discount Calculator","url":"https://toptool.io/free-tools/discount-calculator"}],"kind":"utility","slug":"date-difference","name":"Date Difference Calculator","description":"Compute the difference between two dates in years, months, days, hours, minutes, seconds.","longDescription":"Enter two dates (or date-times) and get the difference broken down every way you might need it: calendar years/months/days, plus totals in days, hours, minutes, seconds, and business days (Mon–Fri). Runs locally in your browser.","category":"calc","categoryName":"Calculators","keywords":["date difference calculator","days between dates","date duration calculator","days between two dates","date diff","calculate date difference","date subtraction","weeks between dates","business days between dates","date calculator online","free date calculator","how many days between"],"badge":"Calculator","runsOn":"client","url":"https://toptool.io/free-tools/date-difference","inputs":[{"type":"text","key":"from","label":"From","defaultValue":"2020-01-01","placeholder":"YYYY-MM-DD or YYYY-MM-DDTHH:MM"},{"type":"text","key":"to","label":"To","defaultValue":"2025-01-01","placeholder":"YYYY-MM-DD or YYYY-MM-DDTHH:MM"}],"outputs":[{"key":"ymd","label":"Years / months / days"},{"key":"totalDays","label":"Total days"},{"key":"totalWeeks","label":"Total weeks"},{"key":"totalHours","label":"Total hours"},{"key":"totalMinutes","label":"Total minutes"},{"key":"totalSeconds","label":"Total seconds"},{"key":"businessDays","label":"Business days (Mon–Fri)"}],"invocation":{"webUi":"https://toptool.io/free-tools/date-difference","api":null,"notes":"Use the web UI to enter inputs and view the result; there is no public execution API."}}