The best free alternative to Gantter is Asana. If that doesn't suit you, our users have ranked more than 100 alternatives to Gantter and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Gantter are Redmine (Free, Open Source), Kanboard (Free, Open Source), GanttProject (Free, Open Source) and Focalboard (Free, Open Source).
TaskFalcon is a free project planning and tracking software, which keeps track of your tasks, resources, dependencies and supports features like resource collaboration, partial utilisation. It is free to use and can output GANTT- and resource charts in no time.
ONLYOFFICE Projects, part of the ONLYOFFICE suite, is an app created for everyone who wants to bring ease to project communication, keep up team productivity, get quick access to the assignments, and control progress.
Rachota is a portable application for timetracking different projects. It runs everywhere. It displays time data in diagram form, creates customized HTML reports or analyses measured data and suggests hints to improve user's time usage.
Ora is an all-in-one realtime workspace for teams. It has everything your team might need to be productive. Task management, kanban, time tracking, chat, reports on projects and team productivity. It is powerful, yet simple and easy to use.
Hashdone is a free forever powerful app that enables you to organize your teamwork communication, collaborates with your teams, manages your project tasks, and maximizes your productivity with one tap mobile number login.