Whether you're practicing solo, seeking quick competition, or challenging friends - pick your coding battlefield.
Find opponent instantly
Get matched with developers worldwide. Same skill level, same language, instant competition.
Sharpen your skills
Solo coding practice with real interview problems. Perfect for warming up before battles.
Challenge a friend
Create a private room and invite friends. Share the battle link and compete head-to-head.
New to competitive coding? Start with Practice Mode to get familiar with the interface, then jump into Quick Match for real competition.