See who was right, together
Create prediction challenges with your friends, family, or team. Track who called it right and build your reputation for being the one who knew.
500+ people on the waitlist
Everything you need to call it
Simple, fun, and built for friendly competition
Private Groups
Create invite-only spaces for friends, family, or teams. Your predictions stay between you.
Make Predictions
Answer YES or NO to any question. Lock in your call before the deadline.
No Peeking
Predictions stay hidden until the challenge locks. No copying your friends' answers!
Track Your Record
Build your reputation over time. See who really knows their stuff.
Optional Stakes
Add friendly stakes to make it interesting. Winners can donate to charity or take the pot.
Fun & Transparent
Every resolution includes a source link. No disputes, just friendly competition.
How it works
Four simple steps to prediction glory
Create a Group
Invite your friends, family, or team to a private prediction space.
Start a Challenge
"Will the new album drop this month?" Set a question and deadline.
Everyone Predicts
Members submit their YES or NO predictions before the lock time.
See Who Called It
When the outcome is revealed, find out who was right all along!
How money works
Stakes are optional. When you use them, everything is transparent and policy-driven.
Stakes
Optional & Flexible
Money is a coordination tool, not the product. Choose how your group handles contributions.
No money involved — just bragging rights
Commit now, settle up later between friends
Collect upfront for serious accountability
Stake amounts are fixed per challenge and the same for all participants. Fair and simple.
See it in action
Real scenarios where WhoCalledIt brings groups together
Who Called the Big Moment?
A group of friends is always arguing about who predicted what first.
Example challenge:
"Will the movie win Best Picture?"
1How they use it
- Someone creates a private group
- They post a challenge with a deadline
- Everyone makes their call
- A small pot is created
- The winner chooses a charity to donate to
2Why it works
- Bragging rights are settled
- Nobody feels awkward about money
- Everyone feels good supporting a cause
"I knew it. And now it's on record."
Ready to call it?
Join the waitlist and be the first to know when WhoCalledIt launches. Early access members get special perks!
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