San Francisco · Launching 2026

Stop wasting
your weekends.

Whosin is the AI that plans your whole weekend — Friday night, Saturday, Sunday — around your vibe, with people who actually match you.

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47 SF locals already in — join them.

SF locals only for now. No spam, ever.

“I know SF has incredible things to do. I just never actually end up doing them.”

What Whosin does

Your city. Finally lived.

🏓
Join strangers, make friends.
Post “pickleball at Presidio Sat 10am” — matched locals join by morning. No awkward intros, no group chats. Everyone opted in because they actually want to be there.
avg. 4 people per outing
matched by vibe, neighborhood & schedule
🌆
Friday night sorted
Not just Saturdays. Whosin covers Friday night too — where to go, who's out, what's happening.
🌤
Weather-aware plans
Rain Saturday? Whosin quietly swaps your hike for a coffee crawl. Automatically.
☕
Hidden gems, found
A coffee shop you've never heard of, 12 minutes away, exactly your taste.
🎲
Surprise me
One tap. Whosin plans your entire weekend — Fri to Sun. You just show up.
🔥
Your weekend streak
Like Strava for your social life. Every outing builds your history and reputation.
How it works

Three steps to a better weekend.

01
🎯
Set your vibe once
5 quick questions. That's your taste fingerprint — Whosin learns from every outing you take.
Takes 2 minutes
02
📲
Get your feed Thursday
Your personalized weekend drops every Thursday evening. Weather-aware, you-aware.
AI-personalized
03
🔥
Join or host. Just go.
Tap join and connect with the group. Or post your own plan in one line.
Zero friction
Why not just use...

Every other app stops short.

What they give you
📍Yelp — places, not plans
📍Meetup — events you didn't ask for
📍Luma — tools for organizers
📍Partiful — invite your existing friends
📍Perplexity — a list, not a plan
vs
What Whosin gives you
✦Fri–Sun covered, not just Saturday
✦Strangers who actually match your vibe
✦Weather-aware, always updated
✦Solo mode or group — you choose
✦Gets smarter every week you use it

Your city is calling.
Who's in?

47 locals already in. Spots are limited.

We're launching in SF first, and early members shape what Whosin becomes.

SF only · Launching 2026 · Free to join