Hi Seyed Ali,
Yes, You can easily create timeline from default blog posts.But we have added this feature in our pro version.
You can check content timeline demos using below added url.
http://www.cooltimeline.com/cool-timeline-pro-vertical-designs/
http://www.cooltimeline.com/content-timeline-horizontal-design-demos/
Please let me know if you have still any query.
Best Regards,
Cool Timeline Team.
