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Redmine vs Trello

A source-aware comparison of pricing, documented capabilities and workflow fit.

Short answer

These lines are generated from the pricing we track, not from a paid placement. How we score tools.

What Redmine is

Redmine is an open-source project management and issue tracking application that has run reliably for over a decade.

What Trello is

Trello is the world's most popular and simple Kanban board system. It brings the 'To Do, Doing, Done' logic into the digital world in its purest form. You manage your workflow by dragging cards between columns. Its success is rooted in providing instant usability for those who don't want to get lost in complex features. With 'Power-Ups,' it can connect to tools like Slack or GitHub, while 'Butler' automation handles routine chores easily.

Side by side

RedmineTrello
CategoryProject ManagementProject Management
How to startNot verifiednot a monthly price$5/user/moverified
Public APInot checkedYes
Mobile appnot checkedYes
Open source / self-hostableYesNo
SSO (SAML)not checkedYes
VisitRedmineTrello

What Trello is built to do

Kanban Boards
Create a visual workflow by dragging and dropping cards between lists.
Butler Automation
Set up rules triggered by card movements without writing any code.
Power-Ups
Add calendars, voting, or external app integrations directly to your cards.
Checklists
Break large tasks into smaller pieces within individual cards.

Choose Redmine if

  • Organisations that want issue tracking without licence costs.

Choose Trello if

  • Freelancers, Small Teams, and Personal Planners.

Evidence and freshness

Where a claim on this page comes from a vendor page, it is linked here.

Redmine

Sources have not been attached to this record yet.

Trello

Vendor pricing page verified · reviewed 2026-08-31

Redmine: pros & cons

  • Free and self-hostable with no seat limits
  • Plugin ecosystem covers most needs
  • Stable and predictable
  • Interface looks its age
  • Plugins vary in quality and maintenance
  • Ruby stack needs someone to maintain it

Trello: pros & cons

  • Zero Training: Anyone can understand how to use it at first glance.
  • Fast and Light: Low CPU usage and very responsive in both browser and mobile.
  • Visual Simplicity: Lets you see exactly where work stands with one look.
  • Free Plan: One of the best free tiers for personal use and small projects.
  • Complexity Cap: Can become difficult to manage for projects with hundreds of tasks.
  • Reporting: Has very low capacity for deep data analysis and advanced charting.
  • Hierarchy: Not as flexible as rivals for breaking projects into layers or sub-tasks.

Our verdict on Redmine

Unfashionable and still working. If the dated interface is acceptable, it costs nothing but hosting.

Our verdict on Trello

The best 'card-based' task manager for those seeking simplicity and visual speed.

Other Redmine comparisons