These three don't actually compete with each other — Gliffy draws diagrams, gokanban.io visualizes a task backlog, and HeyRetro facilitates a specific…
Subscription · From $10/month
Best for: Teams already living in Confluence or Jira who need process diagrams and org charts without leaving Atlassian.
Free · From Free
Best for: Someone who wants a throwaway or lightweight kanban board right now, with zero account setup.
Freemium · From Free
Best for: Scrum teams that run a structured retro every sprint and want built-in voting and action-item follow-through.
| Gliffy | gokanban.io | HeyRetro | |
|---|---|---|---|
| Primary category | Project Management | Project Management | Project Management |
| Rating | Not documented | Not documented | Not documented |
| Pricing model | Subscription | Free | Freemium |
| Starting price | $10/month | Free | Free |
| Free plan | Not documented | Not documented | Yes |
| Free trial | Yes | Not documented | Not documented |
| Platforms | Web | Web | Web |
| Team collaboration | Not documented | Not documented | Not documented |
| AI features | Yes | Not documented | Not documented |
| Public API | Not documented | Not documented | Not documented |
Three different jobs, one category label
Gliffy is a diagramming tool, gokanban.io is a kanban board, and HeyRetro is a retrospective facilitator. They're grouped under project management, but a team would typically adopt all three for different moments in a sprint rather than pick one over the others.
Gliffy, gokanban.io, HeyRetro
gokanban.io's zero-friction model stands apart
Unlike Gliffy's paid subscription or HeyRetro's freemium signup flow, gokanban.io is explicitly free with no account registration — you get a syntax-based board and a shareable URL instantly. That makes it the fastest option when you just need a quick, disposable board.
gokanban.io
Gliffy is the only one tied to Atlassian
Gliffy's differentiator is its tight integration with Confluence and Jira, now under Perforce ownership. Neither gokanban.io nor HeyRetro is described as integrating with Atlassian tools, so if that ecosystem fit matters, Gliffy is the only real option among the three.
Gliffy
HeyRetro is built for a recurring ritual, not general boards
HeyRetro's live voting, timers, and persistent action-item tracking are specific to running a sprint retrospective as a meeting, not general task management. That's a materially different use case than gokanban.io's always-on kanban board or Gliffy's static diagrams.
HeyRetro
| Feature | Gliffy | gokanban.io | HeyRetro |
|---|---|---|---|
| Free plan available | Unavailable | Available | Available |
| No signup required to start | Not documented | Available | Not documented |
| Feature | Gliffy | gokanban.io | HeyRetro |
|---|---|---|---|
| Diagramming & flowcharts | Available | Unavailable | Unavailable |
| Kanban board | Unavailable | Available | Unavailable |
| Sprint retrospective facilitation | Unavailable | Unavailable | Available |
| Feature | Gliffy | gokanban.io | HeyRetro |
|---|---|---|---|
| Jira / Confluence integration | Available | Not documented | Not documented |
| Live real-time collaboration | Not documented | Not documented | Available |
| Persistent action-item tracking | Unavailable | Unavailable | Available |
Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.
Pros
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No. They solve three different problems: Gliffy creates diagrams and flowcharts, gokanban.io is a lightweight kanban board, and HeyRetro runs sprint retrospectives with voting and action-item tracking. A team could reasonably use all three at once without overlap.
gokanban.io is fully free with no account required. HeyRetro is freemium, starting free. Gliffy is subscription-only, starting at $10/month, with no free tier mentioned in its pricing.
Not really — gokanban.io is a syntax-based kanban board for visualizing tasks, not a facilitation tool. HeyRetro is purpose-built for retros with live voting, timers, and persistent action-item tracking, which gokanban.io doesn't offer.
No. Gliffy is specifically a diagramming tool for flowcharts, org charts, and technical diagrams integrated with Confluence and Jira. It doesn't provide kanban boards or retrospective facilitation, so teams still need a separate tool like gokanban.io or HeyRetro for those workflows.
Gliffy, by a wide margin — it's built specifically for tight integration with those Atlassian products. Neither gokanban.io nor HeyRetro documents an Atlassian integration.
That's a reasonable setup: Gliffy for process diagrams and documentation embedded in Confluence, gokanban.io for a quick disposable task board, and HeyRetro for the recurring sprint retro. They're complementary rather than redundant.
Read the full Gliffy review · Read the full gokanban.io review · Read the full HeyRetro review