Plank Timer

A one-minute plank is the standard benchmark hold — long enough to be a real test of core endurance, short enough to be a realistic target.

01:00Plank Timer

Keep this tab open — the countdown stays accurate in the background, and the alarm sounds when it reaches zero.

What a plank timer is good for

Training intervals only work if the work and rest periods are actually the length they're supposed to be — rest creep is the fastest way to turn a conditioning session into an easy one. These countdowns are sized to the intervals used in common training protocols.

Planning a longer session? Work out the totals with the workout density calculator.

Open Calculator

How long is 60 seconds?

Unit60 seconds equals
In seconds60 seconds
In minutes1 minutes
In hours0.017 hours
On the clock1:00

Frequently Asked Questions