Use APKPure App
Get Wi-Fi Work Tracker old version APK for Android
Really simple app to help you track how much time you spend at work.
Assign one or more Wi-Fi-networks to track how much time you spend at work.
*) When your phone sees one of the assigned Wi-Fi networks the app considers you to be at work.
*) When none of the assigned networks are in range for a while, the app realises that you have left work.