Katy Perry – Birthday (Lyric Video)
Karaoke with synced lyrics and pitch scoring · English
Sing Birthday (Lyric Video) by Katy Perry on singpro.app, a free online karaoke app. Lyrics are highlighted syllable by syllable as the song plays, your pitch is scored in real time, and you can host a party so friends join from their phones and sing along.
The singing starts at 0:08 and runs for 3:23. It stays inside 14 semitones and moves at 3.13 syllables a second.
At a glance
- Difficulty
- Very hard
- Vocal range
- 14 semitones
- Pace
- 3.13 syllables a second, fast
- Melody
- steps of 2.0 semitones on average, leaping
- Length
- 3:23 of singing, starting at 0:08
- Golden notes
- 44
- Backing track
- separate instrumental and vocal tracks, so you can mute the original singer
How it starts
I heard you’re feeling
Nothing’s going right
More karaoke songs by Katy Perry
More English karaoke songs
How it works
- Open the song and allow microphone access – no download or sign-up needed.
- Sing along to the synced lyrics while the app scores your pitch live.
- Share the party code so friends can join and compete from their own devices.