A free app for Android, by Centers for Disease Control and Prevention.

The NIOSH Ladder Safety app is a free tool that can be downloaded on smart phones. It is intended for users to help ensure safe, secure, and healthful work environments by providing information, guidance, and resources. The tool includes a step counter to track the number of steps taken and a step alert to notify the user if they have taken a step that is out of the normal range. It also includes an interactive activity tracker to track when the tool is being used. The activity tracker can be configured to track the number of steps, the time spent walking, and the distance covered. It can also track the user’s location.

The tool is intended for use by individuals, with or without supervision. It is recommended that users be aware of hazards in their work environments and take safety precautions when using the tool. It is also recommended that users check the step counter and activity tracker to make sure that they are accurately recording the data.