高强度间歇训练 HIIT & Tabata | Cero

Cero is the interval timer you've been waiting for! It will enhance your workouts: HIIT, Tabata, running, yoga, WOD, strength training, MMA, stretching, circuit training, boxing...

Intuitive and easy to use

The neat design and extremely intuitive interface make your user experience absolutely excellent!

Simple and advanced timer modes

Two different timer modes. It takes just a few seconds to set up. You'll be able to choose between the simple mode (the most popular and easy to configure). Or the advanced one, suitable for those who need a highly customized experience.

Clear interface

Everything is considered to provide maximum customization for your timer without driving you crazy.

Create your own custom intervals

You'll be able to create your own intervals. Just choose the icon, color, and calorie burn level that represents it the most.

Save multiple workout timer settings

Just create and save as many timers as you need, there are no restrictions!

Compatible with your APPLE WATCH

Cero is also compatible with the Apple Watch and even comes with a heart monitor! Great for all outdoor activities that require intervals.

Color tracker

The calorie burn for each workout will be automatically saved to Apple Health!

Sync between devices

Cero automatically syncs your timers and settings across all devices! No need to configure the interval timer again and again.

People love Cero!

With an average of 4.8 stars globally and tens of thousands of users using it regularly!

Feedback and suggestions: support@cero.app