Interval Timer | Cero 3.5.7

Cero is the interval timer that fitness enthusiasts have been waiting for! It is designed to enhance various types of workouts such as HIIT, Tabata, running, yoga, WOD, strength training, MMA, stretching, circuit training, and boxing.

Intuitive and easy-to-use, Cero offers a sleek design and a highly user-friendly interface that ensures a great User Experience.

The app provides two timer modes: a simple mode, which is popular and easy to configure, and an advanced mode for those who prefer a highly customized experience.

With its clear interface, Cero allows maximum customization in timers without overwhelming users.

One notable feature of Cero is the ability to create custom intervals. Users can choose icons that represent their intervals, select colors, and specify calorie expenditure levels.

Cero also offers the convenience of saving multiple workout timer settings. Users can create and save as many timers as they need without any limitations.

For Apple Watch users, Cero is fully compatible and even includes a heart monitor. This feature is particularly useful for outdoor activities that require interval tracking.

Cero also automatically saves calorie expenditure data into Apple Health, allowing users to track their fitness progress effortlessly.

An outstanding feature of Cero is its ability to sync timers and settings across all devices. This eliminates the need for users to repeatedly configure their interval timers.

Cero boasts a strong following worldwide with an impressive average rating of 4.8 stars from tens of thousands of regular users.

"The High-Quality Timer I needed. Man, this is such a well-made app. Intuitive, simple when it needs to be, complex (but not complicated) when needed as well."
-Bobthetheman

"Great app! Cero keeps me on track toward my fitness goals. Download it. Use it. See the change."
-Karina_Soto

"Great HIIT timer! Wonderful app with beautiful UI, easy to use, and maintained by an attentive developer. Keep up the good work"
-mjeshurun

"Everything you need from a timer. This app is simple and gives me everything I was looking for. Great timer for HIIT training."
-Hubert Z.

For feedback and suggestions, you can contact support at [email protected].