Knack is an easy-to-use database tool that helps you gain valuable insights from your data. Create records on Knack to track ActiveCampaign unsubscribes and improve your email list retention and engagement over time. Learn more about your audience and the type of content they engage with. Keep ActiveCampaign and Knack data in sync and up to date with automatic data transfer, saving time on manual data entry and removing the possibility of human error.