Koiji logoNow out on iOS & Android
Koiji background image of pastel flowers

We do the hard work
so you don’t have to

We spent six years researching romantic compatibility so that we could achieve our mission: finding you ‘the one’  in the least amount of time.

Koiji app screen shot - showing matches on the home feed
Koiji app screen shot - showing the Koiji Card feature
Koiji app screen shot - showing a category in the Koiji questions
Beta Testers
3000+
User Satisfaction
94%
Research Timeline
6 Years
Community Growth
↑480%
Two people in love looking at one another

Genuine

Matchmaking

At Koiji, we dive deeper than surface-level opinions. Our matching methodology uncovers the reasons behind your beliefs, because true compatibility comes from shared reasoning, not just shared views.

A half closed laptop in a dark room

Everyone is

Verified

On Koiji, every profile is genuine, and every photo is verified. No bots, no fakes — just real, authentic people ready to have a fulfilling relationship with someone compatible, like you.

A woman on her phone at the train station

Take Koiji

Anywhere

We genuinely want you to find the right person for you, so we’ll tell you how compatible you are with anyone you meet offline or even on other apps. Koiji exists to help you make better dating decisions.

Koiji the home

for compatibility

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And find the one for you