Best Online Gantt Alternatives in 2026
Updated
20 apps from gantt chart software ranked against Online Gantt on the same published basis.
- 1Online Gantt vs Agantty
- 2Online Gantt vs Open Planner Studio
- 3Online Gantt vs ProjectLibre
- 4Online Gantt vs Tom's Planner
- 5Online Gantt vs Ganttic
- 6Online Gantt vs LibrePlan
- 7Online Gantt vs Sinnaps
- 8Online Gantt vs Diagramium
- 9Online Gantt vs GANTT360°
- 10Online Gantt vs GanttFlow
- 11Online Gantt vs Ganttile
- 12Online Gantt vs GanttProject
- 13Online Gantt vs Instagantt
- 15Online Gantt vs Ganttico
- 16Online Gantt vs Ganty
- 17Online Gantt vs GoodGantt
- 18Online Gantt vs Rillsoft Project
- 19Online Gantt vs Oracle Primavera Cloud
- 20Online Gantt vs Autodesk Forma Schedule
- 21Online Gantt vs TeamGantt
Online Gantt alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Agantty | 6.7 | Free plan | €4.17/mo | Android, iOS, Linux, Mac, Web, Windows |
| 2 | Open Planner Studio | 6.5 | Free plan | Free | Linux, Mac, Web, Windows |
| 3 | ProjectLibre | 6.5 | Free plan | $9.99/mo | Linux, Mac, Web, Windows |
| 4 | Tom's Planner | 6.5 | Free plan | $9.95/mo | Android, iOS, Web |
| 5 | Ganttic | 6.4 | Free plan | $25/mo | Android, API, iOS, Web |
| 6 | LibrePlan | 6.4 | Free plan | Free | Linux, self-hosted, Web |
| 7 | Sinnaps | 6.4 | Free plan | Free | Android, iOS, self-hosted, Web |
| 8 | Diagramium | 6.3 | Free plan | Free | Web |
| 9 | GANTT360° | 6.3 | Free plan | €12/mo | Web |
| 10 | GanttFlow | 6.3 | Free plan | C$8.25/mo | Web |
| 11 | Ganttile | 6.3 | Free plan | Free | Web |
| 12 | GanttProject | 6.3 | Free plan | Free | Windows, Mac, Linux |
| 13 | Instagantt | 6.3 | Free plan | $10/mo | Web |
| 15 | Ganttico | 6.2 | Free plan | Free | Web |
| 16 | Ganty | 6.2 | Free plan | Free | Web |
| 17 | GoodGantt | 6.2 | Free plan | $299/mo | Browser |
| 18 | Rillsoft Project | 5.6 | No | — | Linux, self-hosted, Web, Windows |
| 19 | Oracle Primavera Cloud | 5.5 | No | $12/mo | Android, API, iOS, Web |
| 20 | Autodesk Forma Schedule | 5.4 | No | — | Android, iOS, Web |
| 21 | TeamGantt | 5.4 | No | — | Web, iOS, Android |
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Questions about Online Gantt alternatives
What is the best alternative to Online Gantt?
Agantty, number 1 in gantt chart software with a score of 6.7 out of 10. The others here: Open Planner Studio, ProjectLibre, Tom's Planner and 16 more.
What is the best free alternative to Online Gantt?
Agantty is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.