OmniWhen

All the time-based calculators you'll ever need

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Durations & Intervals

Calculate differences between two dates, intervals in days/hours/minutes, and get human-friendly outputs.

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Business-Friendly

Add business days, find the next weekday, or compute target dates skipping weekends.

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Holidays & Events

Quick tools like "Time until Christmas" plus easily add other recurring event calculators.

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OmniWhen — time calculators & utilities
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