Best Gantt Chart Software in 2026
Updated
In short: Agantty is ranked #1 of 47 as of 4 October 2026, ahead of ProjectLibre and Rillsoft Project. The best-ranked option with a free plan is ProjectLibre. The lowest first paid tier on this page is GanttPRO at $0.58/mo.
Gantt chart software helps represent project tasks and timing in a timeline view. Compared on task dependencies, critical path, milestones, and baseline tracking, the options show different planning details to consider. Resource management and workload views also matter when coordinating work across people. Agantty, Rillsoft Project, and Ganttic are among the options to weigh against the oversight your project requires. Free-plan availability and paid-from pricing add cost considerations; compare them with the planning capabilities that matter for your work.
47 gantt chart software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Is your tool on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which gantt chart software is ranked first on Specifiction?
Agantty is ranked #1 of 47 with a score of 7.9. ProjectLibre is second and Rillsoft Project third.
How many of these have a free plan?
9 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, GanttPRO has the lowest first paid tier we found: $0.58/mo.
How is this list ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing. Paid placements never change a rank.