This task can be performed using Assista
Automated Time Tracking Tool
Best product for this task

Assista
productivity
Assista is a product builded by a tech coop Camplight. It is an automated time tracking tool designed for Trello users. It monitors your team's activities on Trello boards and cards, recording time spent on tasks without the need for manual input. By analyzing actions such as card movements and updates, Assista provides insights into project timelines and team productivity.

What to expect from an ideal product
- Assista watches your Trello boards in the background and starts counting time whenever you or your team members interact with cards, eliminating the need to remember to start and stop timers
- The tool captures time by tracking card movements between lists, comments, attachments, and other card activities, so every minute spent working gets recorded automatically
- Time data gets collected silently while you work normally in Trello, meaning no disruption to your existing workflow or extra steps to remember
- Assista generates reports showing exactly how much time was spent on each card and project, giving you accurate data without anyone having to log hours manually
- The system works for entire teams simultaneously, tracking everyone's Trello activity across multiple boards and projects to build a complete picture of time allocation