A waitlist for fully booked Calendly events that automatically notifies waiting clients when a slot becomes available
Stage
Not given
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Founded
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Based in
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Pricing model
Freemium
Free trial
Pricing
Free plan available with core features. Annual plan at $19 USD with unlimited mind maps and watermark-free export. Lifetime plan at $39 USD for one-time payment with permanent access and updates.
$15 per month after a 14-day free trial with no card required. One plan covers one Calendly account with waitlists for all event types, instant email offers on every cancellation and reschedule, day and time preferences for clients, and a dashboard showing slots refilled from the waitlist.
Key features
AI-powered content generation for brainstorming
Local data storage with no tracking
Outline mode for rearranging thoughts
S3 cloud sync for cross-device access
Markdown and LaTeX support
Flexible tag organization system
Import from M10C and other external tools
MCP integration and AI API connections
Ad-free experience
Cross-platform support including mobile
Automatic cancellation and reschedule detection through Calendly webhooks
Instant email notifications to waiting clients with direct booking links
Client preference selection for specific days and times
First-come-first-served booking with fallback page for missed slots
Dashboard with waitlist metrics and refill tracking
Shareable waitlist link with badge and QR code options
Automatic minimum 60-minute notice for slot offers
Secure OAuth login without exposing Calendly password
One-click unsubscribe link in every email notification
Automatic waitlist removal when clients book successfully
What makes it different
Lightweight at under 20MB with no performance compromises
Complete data privacy with local-only storage
AI integration that respects user privacy
Open-source core for transparency and customization
Pay-once lifetime option with permanent updates
Works directly with Calendly without requiring a separate booking page
Respects client scheduling preferences to send only relevant offers
Fills cancelled slots faster than manual follow-up through automated emails