Time Converter

Time Converter delivers exactly what its name promises, convert between seconds, minutes, hours, and more, fast and free. Because it belongs to ToolsMonk's converters collection, the whole workflow happens on a single page instead of being spread across separate apps or websites.

This tool is especially useful for workflows such as converting a duration between seconds, minutes, hours, and days, working out how many hours are in a number of days or weeks, and translating timeouts or durations for development. Because it runs directly in your browser, you can use it on desktop, tablet, or mobile while keeping the process fast and easy for one-off tasks as well as repeat work.

Everything about Time Converter is tuned for speed to first result, with privacy-friendly processing and the rest of ToolsMonk's tools nearby when the next task comes up.

Time Converter translates durations between units, seconds, minutes, hours, days, weeks, and more, instantly, saving the mixed-base arithmetic that makes time conversions surprisingly error-prone.

Time doesn't scale by tens like the metric system; it uses 60 seconds to a minute, 60 minutes to an hour, 24 hours to a day, and 7 days to a week. Those irregular factors compound quickly, a day is 86,400 seconds, a week 604,800, which is precisely where a converter earns its keep, especially in programming for timeouts and cache durations.

One honest limitation: months and years aren't fixed-length (months run 28–31 days, years include leap years), so any conversion involving them is an approximation rather than exact. For the precise gap between two calendar dates, a date calculator is the right tool; the unit converter shines for the consistent seconds-to-weeks range.

Conversion runs in your browser with nothing uploaded. Pair it with the other ToolsMonk converters and the Timezone Converter for the full range of time and unit work.