Can I extend my free trial? (Cloud)

For cloud apps, you cannot extend your free evaluation period. All cloud apps are immediately subscribed by a user, and we provide a free evaluation period. This is a minimum of 30 days and ends on the second billing cycle after you first subscribe to the app.

Source: https://marketplace.atlassian.com/apps/1212995/staffing-timeline?hosting=cloud&tab=pricing

Feel free to tell us what topic should be covered: staffingtimeline@psc-software.atlassian.net