Metric Seconds is an iPhone utility tool that simplifies time conversions to and from metric units. This app allows users to measure time in metric using seconds as the base unit, making calculations more straightforward. The concept of metric time in Metric Seconds stems from the standard metric system, with the zero point set at midnight on January 1, 1970, a significant epoch in computer systems like UNIX. Unlike traditional time zones, metric time is entirely UTC-based, offering a unique approach to time measurement.

In Metric Seconds, seconds serve as the fundamental unit, alongside standard metric prefixes such as kilo, Mega, and Giga. For instance, "hecto" represents 100 seconds, closely resembling a minute, while kiloseconds equate to about 16 minutes, making time calculations more intuitive. Despite the familiarity of minutes and hours, Metric Seconds introduces the concept of kiloseconds, Megaseconds, and Gigaseconds for scientific, engineering, and mathematical purposes, offering a fresh and engaging perspective on time measurement.