A free app for Android, by GymNext.

Flex Timer for CrossFit, HIIT, Bootcamp, and other interval training workouts.

This is a free version of the app. You will not be charged.

Flex Timer is a world’s first interval training timer app that is designed to be used with the GymNext wall mounted LED display. It has a very simple and easy to use user interface.

It can be used with any type of interval training workout, such as CrossFit, HIIT, Bootcamp, and many others.

It is also designed to be used with the GymNext LED display.

Flex Timer is a great tool to track your workout stats. It is also useful for recording your workout sessions.