Welcome to TimeNivo
Private date and time tools, built for real plans.
Arabic-friendly tools for global meetings, work deadlines, travel and personal dates. Most calculations stay on your device, and no account is required.
69 practical toolsInstant local calculationsNo account required
TimeNivo
Fast, clear date and time tools
Browser-based
Recommended starters
Start with the most useful tools for meetings, deadlines and travel. Your favorites and recent tools replace these on your device.
Meeting Time PlannerFind a meeting time that works across several time zones.Time Zone ConverterConvert a time from one city to one or more other cities with daylight saving time applied.Business Days CalculatorCount business days with custom weekends and optional published holidays.Travel / Jet Lag PlannerBuild a gradual sleep adjustment plan for a trip.Pregnancy & Due DateEstimate a due date with a clear medical notice.Public HolidaysLoad published public-holiday dates by country and year.
Browse all 69 tools
5 toolsAgeCalculate age, compare birthdays and plan age milestones with calendar-aware date arithmetic.8 toolsDate CalculatorsAdd, subtract and compare dates with clear handling for month ends and leap years.6 toolsTime CalculatorsCalculate elapsed clock time, add durations and convert hours, minutes and seconds.3 toolsWorking DaysEstimate business days and deadlines with configurable weekends and holiday inputs.3 toolsCountdownCreate live countdowns and track time remaining to important dates and events.4 toolsTime ZonesConvert named time zones with explicit daylight-saving gap and overlap handling.2 toolsWorld ClockCheck current times in multiple cities and display a focused full-screen clock.2 toolsMeeting PlannerFind practical meeting windows across regions, working hours and daylight-saving rules.8 toolsCalendar ToolsInspect weeks, weekdays, leap years, calendars and recurring date patterns.4 toolsTimestamp & FormatsConvert Unix timestamps, ISO dates and common date formats for technical workflows.5 toolsTravel & StayEstimate flight timing, jet lag, travel stays and Schengen-day planning.4 toolsSpecial Date ToolsPlan birthdays, anniversaries, school-age dates and other recurring milestones.3 toolsTimers & ProductivityUse timers, interval sessions and focus tools that run in your browser.4 toolsLife & PlanningExplore planning estimates for pregnancy, ovulation, retirement and life milestones.3 toolsPayroll & ShiftsCalculate shift lengths, overtime, and timesheet totals for planning, not payroll advice.3 toolsSun, Moon & HolidaysEstimate sun and moon times or load published holiday data with limitations shown.2 toolsDeveloper ToolsBuild and inspect cron expressions or date/time API-style output for development work.