3T - Time Tracker for Trello

3T - Comfortable and easy-to-use real-time Time Tracker for Trello.
Easily track and estimate the time cards spend on lists with pre-defined plus your own list names.
Add a 'Time Tracking' checklist to any card to allow multiple users to simultaneously track their time.
Get reports and invoices for any and all your projects in Trello and plan your tasks and projects using Gantt.
Get notifications in Slack if a task has taken more than 8 hrs., member has more than one task simultaneously,
Gantt project/task can not be added to Trello, and more...

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Getting started

Sign in with your Trello account and start working
It’s free for teams that have up to 3 members! Let the time be in your power. Enjoy using 3T

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3T is time tracking system for Trello. It allows your team to track tasks and get time sheets.

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You can easily find answers to friquently asked questions here.


Kanban Desk

Kanban Desk

- Plan projects

- Track tasks

- Plan and Manage resources


- Realtime dashboard, workload and widgets

- Time spent per coworker on tasks

- Slack notifications on overtime and more



- Plan with Gantt

- Boards and Cards will be added to Trello automatically

- Assign coworkers to boards and cards

Timesheets, Reports, Invoices

- Timesheet per team and board

- Excels and PDFs with calculations and invoices

- Edit time, remove tasks, filetrs