iPhone · free to play · no ads · no account
How well do you really know each other?
Answer about yourself, guess each other's answers, and get a real match score built to share.
110 quizzes · 1,100 questions · play together or online
No ads
Nothing interrupts the game.
Free daily
Free up to 3 games per day.
No account
Just a name and an emoji.
Online play
Share a link and play live.
How it works
The whole game in three turns.
Answer about yourself
Pick a quiz and lock in your honest answers.
Guess each other
Take turns guessing what the other person chose.
Reveal the match score
Get the percentage, settle the debate, and share the result.
A pack for
every mood.
From your ride-or-die to your situationship. Eleven packs in all.
Multiple
languages
It picks your phone's language automatically. Six to choose from.
Get notified
Get a ping the second your friend joins your room.
Never run out.
Fresh questions every single game.
Same room, or
across the world.
Hand the phone back and forth for a classic night-in, or share a link and play live with someone far away.
Keep score.
Run it back.
Every match saves your best percentage per quiz, so you can settle it once and for all.
Expose your friends,
share the results.
Every game ends on a clean result card built for Instagram Stories. Pick a style and post it.
Just a name
and an emoji.
No account, no email, no friction. Pick a name, pick an emoji, and you are playing in seconds.
Frequently asked questions
What is Who Knows You Best?+
It's a 2-player quiz game for iPhone. Two people answer questions about themselves, then guess each other's answers and get a match-percentage score. It works for best friends, couples, siblings, or anyone curious how well they really know each other.
Is it free?+
Yes. The whole game is free to play up to 3 games per day, with all 110 quizzes and every mode included. No subscription, no ads, no account. A one-time unlock is available only if you want unlimited daily play.
Can I play with someone who isn't next to me?+
Yes. Use Play Online: one person shares a magic link, the other taps it to join, and you both play in real time from anywhere. No codes to type.
How many quizzes are there?+
110 quizzes across 11 categories, with 1,100 questions total — all available in 6 languages.
What languages does it support?+
English, Spanish, Portuguese, French, Japanese, and Italian. The app picks your device language automatically and you can change it anytime.
Do I need to create an account?+
No. There's no sign-up. You just enter a name and an emoji to play.
Is it better for couples or friends?+
Both. There are dedicated packs for couples, best friends, and group settings like Girls Night, Bros, and Party, plus deep and silly ones.
Is there a subscription?+
No. It's a single one-time purchase. Pay once, keep it forever.