Alaska doesn't have a specific auto-renewal law, but the UTPA (no specific auto-renewal law) (Alaska Stat. § 45.50.471) plus federal FTC rules protect your right to cancel.
Alaska Stat. § 45.50.471
Penalties: Treble damages for willful violations up to $500
SubScrub automatically cites Alaska Stat. § 45.50.471 and federal laws