Pentatonix – Mary, Did You Know?
Karaoke with synced lyrics and pitch scoring · English
Sing Mary, Did You Know? by Pentatonix 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 0:04 and runs for 3:17. It stays inside 17 semitones and moves at 1.43 syllables a second.
At a glance
- Difficulty
- Hard
- Vocal range
- 17 semitones
- Pace
- 1.43 syllables a second, relaxed
- Melody
- steps of 1.9 semitones on average, mixed
- Length
- 3:17 of singing, starting at 0:04
- Golden notes
- 4
- Backing track
- separate instrumental and vocal tracks, so you can mute the original singer
How it starts
Ooh
Ooh
More karaoke songs by Pentatonix
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.