Super Easy Analytics tracks how much time you spend using Blender in real-time. The add-on provides statistics on your behavior, including per-file analytics, freelancer statistics, and rendering statistics. It also includes a file data breakdown to help you understand your projects.
Additional features include a save reminder and auto-save functionality, as well as highlight tools to inspect your scene. As a bonus, the add-on includes a tracker that counts how many default cubes you have deleted.