If you don’t want the expense of a dedicated Gantt chart software creation tool there are a number of free options available to you. If you already have Excel, then there is an easy way of creating a Gantt chart from a stacked bar chart.
Of course you will need Excel to complete this – so the option is only “free” if you already own Excel.
If you want something more advanced in Excel then Vertex42 have created a free version
of the Excel Gantt chart template here http://www.vertex42.com/ExcelTemplates/exce l-
There are some free trials of Gantt Chart software such as the online Tom’s Planner
which will work on your iPhone or iPad. There is also the free XL-
Of course if you just want to try out Microsoft Project then this is available on a 60 day trial basis from the Microsoft website.