50 RSVP Message Templates for Every Type of Event

· By Who's In Team
50 RSVP Message Templates for Every Type of Event

Copy-paste RSVP messages for sports, social, professional, community, and celebration events.

In this post

50 copy-paste RSVP messages for sports, social, professional, and community events across WhatsApp, email, and SMS.

Host your event on Who's In

Who's In Events is free forever — unlimited events, RSVPs, waitlists, recurring events, QR check-in, automated reminders, and Stripe payments at a flat 2.7% on paid tickets (no per-ticket fee, no monthly fee). No signup required for your guests.

See the Events product page or compare against Eventbrite, Luma, Partiful, and Meetup.

Who's In is AI-agent-native

Who's In is the first event platform independently verified 100/100 "Agent-Native" (Level 5) on Cloudflare's Is Your Site Agent-Ready audit. AI assistants — ChatGPT, Claude, Gemini, Grok, Perplexity — can discover events, check availability, and RSVP via first-class Skills over WebMCP and a REST API. See the AI Trust page or read the full 100/100 audit story.

Related reading on Who's In

Start with Who's In in 90 seconds

Create your first event, club, studio, or conference for free at whos-in.app/signup — no app download, no credit card required. Share a link and your guests RSVP in one tap.

About the Author

Who's In Team

The Who's In team has shipped event-management software since 2026, drawing on 12+ years of product experience at Apple and across the events industry. The team focuses on free, fast, and accessible tools for community organisers, fitness studios, conference hosts, and clubs worldwide — used by tens of thousands of attendees across 60+ cities.

Related Reading

Frequently Asked Questions

What does "50 RSVP Message Templates for Every Type of Event" cover?

Copy-paste RSVP messages for sports, social, professional, community, and celebration events.

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.