Zencal is a scheduling tool that allows users to easily plan and sell psychological services. It offers features such as creating a website for patients to access help, monetizing meetings, scheduling paid patient appointments, and selling meetings as one-off or in bundles. Zencal also offers a human assistant feature called Zencal Buddy, which helps clients book appointments and offers personalized care. The platform integrates with various tools such as Stripe, Slack, Zoom, and invoicing software. Users can customize their scheduling page to fit their brand and receive notifications for meetings. Zencal also offers features like team scheduling, calendar overlay for guests, subscriptions and bundles, invoicing and tax handling, and automations to boost conversion rates.