FullSlot automatically notifies your waitlist when spots open up — filling cancellations in minutes, not hours.
Free during beta. No credit card required.
Empty slots mean lost income. Last-minute cancellations rarely get filled manually.
Calling down a waitlist takes time you don't have between appointments.
Customers who want earlier spots never find out when they open up.
Set it up once and let FullSlot handle the rest
Integrates with Calendly, Acuity, and more. 2-minute setup.
Customers join your waitlist for earlier appointments.
When a slot opens, we notify the next person instantly via SMS or email.
Medical & Dental
Salons & Spas
Fitness Studios
Consulting
Auto Services
Any Bookings
Recover revenue from cancellations automatically.
No more phone tag with your waitlist.
They get the spots they want, faster.
Join the beta and start filling your empty slots today.
Free during beta. We'll notify you when it's your turn.