There are 2 files that the WhatPulse clients uses to store it's statistics and settings;
- whatpulse.db (Local statistics and settings)
- whatpulse.wpw (Online statistics and login information)
These files are located in different locations on different Operation Systems.
- ~/Library/Application Support/WhatPulse/
- 3.x: ~/snap/whatpulse/.local/share/whatpulse
- 2.x: ~/.local/share/whatpulse/