Have your time in and out of the WiFi network logged, the time you spent every day at work automaticaly calculated, the averages of arrival and departure times last week... in a google drive worksheet. ...And much more... Here is an example: https://docs.google.com/spreadsheets/d/1tepTGjQQj_VbovZIqxhLc8Ua7CB2zvB6WC8rquSmjOk/edit?usp=sharing
If
Connects or disconnects from a specific WiFi network
This Trigger fires every time your Android device connects or disconnects from a WiFi network you specify.
Then
Add row to spreadsheet
This action will add a single row to the bottom of the first worksheet of a spreadsheet you specify. Note: a new spreadsheet is created after 2000 rows.
Explore more great ways to automate Android Device and Google Sheets