Team collaboration
Now available for iOS & Android

Stop Chasing.
Start Planning.

WhosIn lets you instantly invite the right people, get simple yes/no responses, and lock in plans—fast, private, and pressure-free.

No credit card required • Free forever plan available

Why WhosIn?

Planning Made Effortless

No more endless group chats, forgotten replies, or awkward "who's coming?" messages. WhosIn handles the coordination so you can focus on the fun.

Instant Invites

Send invites in seconds. No sign-up required for guests—just share a link and they're in.

Simple Yes/No

Just tap to respond. No complicated forms, no maybe button—just a clear yes or no.

100% Private

Your events and guest lists stay private. No social media feed spam, no public event pages.

Lock In Plans

When everyone responds, your plan is locked. No more last-minute cancellations or confusion.

Smart Reminders

Automatic nudges for late responders. No more chasing people for their answer.

Group Management

Create circles for your regular crews. One-tap invites to your soccer team, book club, or family.

Simple Process

Three Steps to Perfect Plans

From idea to confirmed plans in under a minute. No complicated setup, no learning curve.

1
Create your event

Create Your Event

Pick a title, date, time, and location. Add any details your guests need to know.

2
Send invitations

Send Invitations

Share via text, email, or any app. Guests respond with one tap—no account needed.

3
Lock in plans

Lock In Plans

See who's in, who's out, and finalize with confidence. Everyone stays updated automatically.

Perfect For

All Your Social Plans

Whether it's a spontaneous coffee run or a planned weekend getaway, WhosIn adapts to your social life.

🍽️

Dinner with Friends

Coordinate restaurant meetups without the endless "what about..." threads.

Quick coordination

Sports Games

Gather your team for Saturday morning soccer or basketball pickup games.

Weekly events
🎮

Game Nights

Board games, poker, video games—get the crew together effortlessly.

Fun guaranteed
🏕️

Weekend Trips

Plan camping, beach days, or city adventures with your travel crew.

Make memories
👥

Team Events

Office happy hours, team building activities, or work celebrations made easy.

Work smarter
🎉

Birthday Parties

Make sure your special day is packed with the people who matter most.

Celebrate together

Ready to Simplify Your Social Life?

Join thousands of people who've replaced chaotic group chats with simple, stress-free planning. Start coordinating plans in seconds.

No credit card required
Free forever plan available
Takes less than 1 minute