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Questions about this song
Answers from our automatic transcription. Key, tempo and chord labels may contain errors.
What key is Let It Rock by Kevin Rudolf (Ft. Lil Wayne) in?
This transcription starts in D minor.
What tempo is Let It Rock?
The estimated tempo is 113 BPM, calculated from the median spacing between detected beats. This is a summary of the transcription; timing can vary during the song.
What are the main chord progressions in Let It Rock?
Recurring four-chord sequences in this transcription include Gsus2 → Dm → Fmaj6 → Gsus2 (13 occurrences); Dm → Fmaj6 → Gsus2 → Dm (13 occurrences); Fmaj6 → Gsus2 → Dm → Fmaj6 (12 occurrences). These are exact chord-label matches within sections, not a complete harmonic analysis.
What are the relative chords in Let It Rock?
Recurring relative progressions include i → IIImaj6 → IVsus2 → i in D minor; IVsus2 → i → IIImaj6 → IVsus2 in D minor; IIImaj6 → IVsus2 → i → IIImaj6 in D minor. Numerals refer to the key active at that point; uppercase means major and lowercase means minor. Minor keys use natural-minor scale degrees.
Does Let It Rock use a well-known chord progression?
No repeated match to the familiar patterns checked was found in this transcription. That does not mean the progression is unique or uncommon.
What time signature is Let It Rock in?
The transcription starts in 1/8. Later meter changes are detected at 0:00 (4/4).
How is Let It Rock structured?
The detected sections are intro (0:00) → verse (0:08) → chorus (0:25) → verse (0:59) → chorus (1:16) → verse (1:50) → chorus (2:24) → interlude (3:11) → silence (3:47).
How long is this version of Let It Rock?
The transcribed version lasts 3:51. Other recordings or edits may have a different duration.