🎶 The rules of the duel遊び方

How it works

Karaogle is an online 1v1: songs you know, lyrics on screen, and an impartial scoring system that decides who sings best.

Liveカラオケ バトル1v1PITCH · RHYTHM · LYRICSスコアELOVSLiveカラオケ バトル1v1PITCH · RHYTHM · LYRICSスコアELOVS
01
🎬対戦

Jump in and match

Hit Play, turn on your camera and mic, and we match you instantly with a random rival from anywhere in the world. No downloads, no waiting.

02
🎧試聴

Listen and get ready

A clip of a song everyone knows starts playing. Read the synced lyrics on screen and catch the rhythm: you both sing the exact SAME part.

03
🎤熱唱

Sing turn by turn

First one sings, then the other, the same clip. Meanwhile you see each other live on video and your mic is recorded to score your performance.

04
🏆判定

The winner is decided

Both voices are analyzed, each dimension is scored from 0 to 100, and a winner is crowned with a commented result. Rematch or next rival: your call.

🎮 Two modes

Compete or challenge a friend

🌐± ELO

Ranked

対戦

Random queue against the world. Every duel adds or subtracts Elo and moves you on the global leaderboard.

🔑# CODE

With a code

合言葉

Create a room, share the code and play whoever you like. Friendly match: no Elo, instant rematch.

🎚️ The scoring

How it's scored

Your voice is heard and each performance is scored from 0 to 100 across three dimensions, then combined into a weighted final score. Whoever racks up the most points wins.

🎯

Pitch

Weight 40%

Are you hitting the right notes? We measure the stability and accuracy of your pitch against the original melody. This carries the most weight.

40
🥁

Rhythm

Weight 30%

Do you come in on time and keep the beat? We evaluate how well you fit the syllables into the song's rhythmic grid.

30
🎤

Lyrics

Weight 30%

Do you get the lyrics right? What you sing is compared to the snippet's lyrics, word by word.

30

Final score = Pitch × 0.40 + Rhythm × 0.30 + Lyrics × 0.30. If the gap is tiny, it's called a tie.

公平

Same clip, fair play

You both sing the same chunk of the same song, so it's a like-for-like match. Play free as a guest; sign in to keep your Elo and climb the leaderboard.

Ready for the stage?

No account needed. Hit play, sing, and find out your score.