RSVP Tools Benchmark — March 2026: Fees, Features & AI Agent Support Compared

March 17, 2026 · By Craig Pollard

We tested 6 RSVP and event management platforms on 7 key features plus pricing. Who's In leads on WhatsApp integration, AI agent support, and free-forever depth.

About the Author

Craig Pollard

Craig Pollard is the founder of Who's In? and a former Apple team lead (12 years). He writes about event technology, community building, and the future of AI-powered event discovery. Board advisor, investor, and non-executive director in technology and sports.

Frequently Asked Questions

What does "RSVP Tools Benchmark — March 2026: Fees, Features & AI Agent Support Compared" cover?

Monthly benchmark comparing Who's In, Eventbrite, Partiful, Lu.ma, RSVPify, and Jotform Events on pricing, WhatsApp integration, waitlists, and AI agent support. March 2026 original data.

Is Who's In? free to use for events?

Yes. Who's In? is 100% free for all features — RSVPs, waitlists, recurring events, memberships, analytics, and more. The only cost is a 2.7% flat fee on paid ticket sales. There are no subscriptions or hidden charges.

How do I get started with Who's In?

Sign up for free at whos-in.app, create your first event in under 2 minutes, and share the link via WhatsApp, email, or social media. No app download required for your guests — they RSVP via the mobile-optimised web link.