This is why the iPhone's snooze setting last 9 minutes


Many people have wondered, and even lamented, about the iPhone snooze setting, which doles out extra bits of sleep in 9-minute intervals.


What's up with 9 minutes? Why not 10? Or even 5, for that matter?

It turns out, this was Apple's way of paying homage to clock history.

Complimentary Tech Event
Transform talent with learning that works
Capability development is critical for businesses who want to push the envelope of innovation.Discover how business leaders are strategizing around building talent capabilities and empowering employee transformation.Know More

Back in the day, mechanical clocks had to offer snooze in 9 minute intervals because in order to make snooze work, the button was attached to the part of the clock that controls minutes.

The easiest way to engineer that, and give people the longest time to snooze, was to set it for 9 minutes, according to an answer on Quora.


The Quora post goes into precise detail as to how these older clocks worked and how they dealt with snooze, but needless to say, 9 minutes became the recognized standard for how long a snooze should be.

It's still the standard in 2015, thanks to Apple.

This is why the iPhone's snooze setting last 9 minutes Get THE MID-YEAR SMARTPHONE MARKET REPORT now! A comprehensive look at the global smartphone market from BI Intelligence by platform, vendor, country and more. Insights into the power struggles between the biggest platforms and the underdogs. Get the Report Here »

NOW WATCH: Here's how much Mark Cuban sleeps to be on top of his game