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Who's In?
Free WhatsApp RSVP Tool

WhatsApp Events, Automated

One link replaces every "who's coming?" message. RSVPs, waitlists, and reminders handle themselves. Start free, add payments and recurring schedules when your group grows.

Used by 5,000+ WhatsApp groupsSetup in 2 minutesNo app download needed

😤 WhatsApp Group Chaos

  • Counting thumbs up and "I'm in!" replies
  • People reply hours later and you miss them
  • No idea who's actually coming vs. who reacted
  • Can't manage capacity or waitlists
  • Scrolling 200 messages to find the final count

🎉 With Who's In

  • Share one link, get real-time headcounts
  • Members RSVP in one tap, any time
  • Live attendee list on your phone
  • Automatic waitlist + bump notifications
  • QR check-in and CSV export

Everything Your WhatsApp Group Needs

Replace group chat chaos with a proper RSVP system that works inside WhatsApp

WhatsApp-Native Sharing

Pre-filled share messages, one-tap link sharing to any group. Your members never leave WhatsApp to see the invite.

No Member Accounts

Members RSVP with just their name. No app download, no signup, no friction. Completion rates soar.

Automatic Waitlists

Set a capacity. When full, new RSVPs join the waitlist. Cancellations auto-promote the next person.

QR Code Check-in

Display a QR code at your venue. Attendees scan to check in, you track attendance automatically.

Recurring Events

Weekly yoga? Monthly book club? Set up recurring events once. Future events auto-create with Pro.

Automatic Reminders

Attendees get confirmation and reminder notifications. Cut no-shows without sending a single message.

How It Works with WhatsApp

1

Create Your Event

Add details, set capacity, pick date/time. Takes under 2 minutes.

2

Share to WhatsApp

Tap the WhatsApp share button. A pre-filled message with your event link is ready to send.

3

Members Tap to RSVP

They click the link, enter their name, tap "I'm In". No account needed.

4

You See the Headcount

Real-time attendee list on your phone. Waitlist handles overflow automatically.

Perfect For Any WhatsApp Group Event

From fitness classes to social events to corporate meetups

🧘

Yoga & Fitness Classes

Mat classes, HIIT, CrossFit, dance fitness

🏃

Running & Cycling Clubs

Group runs, park runs, weekend rides

📚

Book Clubs & Study Groups

Monthly reads, exam study groups

🥾

Hiking & Outdoor Groups

Weekend hikes, nature walks, camping trips

🎉

Social Events & Parties

Birthdays, dinners, reunions, BBQs

🏢

Corporate & Team Events

Team lunches, workshops, offsites

Community & Church Groups

Volunteering, meetups, community events

🎮

Gaming & Hobby Groups

Board game nights, D&D sessions, LAN parties

👶

Parent & Kids Groups

Playdates, school events, parent meetups

WhatsApp Group Admins Love It

"I run a yoga group on WhatsApp with 80+ members. Before Who's In, I'd spend 20 minutes counting replies. Now I share a link and see the headcount in real time."

🧘

Priya M.

Yoga Community, Dubai

"Our running club WhatsApp group had constant chaos - people replying days later, editing messages, reacting but not actually coming. Who's In fixed all of it."

🏃

David K.

Running Club, London

"I manage 3 different WhatsApp groups for hiking. The waitlist feature is brilliant - when someone drops out, the next person gets bumped up automatically."

🥾

Sarah L.

Hiking Group, Sydney

Simple, Honest Pricing

Free Events

$0

Forever free. Unlimited events, unlimited RSVPs.

Paid Events

2.7%

Per transaction. No monthly fees. No subscriptions.

All features included free forever — recurring events, custom branding, post-event surveys, and 2.7% transaction fees.

Frequently Asked Questions

How does Who's In work with WhatsApp?

Create an event on Who's In, then share the link to your WhatsApp group. Members tap the link, RSVP in one tap, and you see a real-time attendee list. No more counting thumbs up or scrolling through messages.

Do my WhatsApp group members need to create accounts?

No! Members can RSVP with just their name - no account creation, no app download. They click your link and tap 'I'm In'. That's it.

Is Who's In free for WhatsApp groups?

Yes! Who's In is completely free forever. If you charge for events, the fee is just 2.7% per transaction. No monthly fees, no hidden costs, no subscription required.

How is this better than just asking in the WhatsApp group?

With Who's In you get: accurate headcounts (no duplicate replies), automatic waitlists when events fill up, auto-promotion when someone cancels, reminder notifications, QR check-in, and CSV export. All without leaving WhatsApp to share the link.

Can I set capacity limits and waitlists via WhatsApp?

Yes! Set a max capacity when you create the event. When it fills up, new RSVPs automatically join the waitlist. If someone cancels, the next person is promoted and notified. Zero manual effort.

Does it work in WhatsApp group chats and broadcast lists?

Yes - share your event link in any WhatsApp group chat, broadcast list, or even DM. The link works everywhere. You can also add a pre-filled WhatsApp share message to make sharing even easier.

Ready to Ditch the Thumbs Up?

Join thousands of WhatsApp group admins who switched to real RSVP tracking.

No credit card • No monthly fees • No member accounts required

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