No, SparkToro does not offer free trials of any of its plans. However, you can create a SparkToro account without a subscription and run free audience previews to see some of what a full report provides. If you decide to sign up for a paid plan and find that it doesn't meet your needs, we have a generous refund policy.
To get a feel for the full experience, these example audience research reports are open to every account. Each one shows the complete data a paid report provides: