Killing Me Softly with His Song made famous by Roberta Flack
• 10 customizable audio tracks:
(Intro Count (Click + Key), Click, Drum Kit, Jingle Bells, Bass, Acoustic Guitar, Electric Piano, Bells, Backing Vocals, Lead Vocal)

Kickstart my Heart made famous by Mötley Crüe
• 15 customizable audio tracks:
(Click, Drum Kit, Tambourine, Noise effects, Bass, Rhythm Electric Guitar, Rhythm Electric Guitar, Arr. Electric Guitar, Arr. Electric Guitar, Arr. Electric Guitar, Arr. Electric Guitar, Lead Electric Guitar, Synthesizer, Backing Vocals, Lead Vocal)

Kashmir made famous by Led Zeppelin
• 10 customizable audio tracks:
(Click, Drum Kit, Bass, Electric Guitar, Rhythm Electric Guitar, Arr. Electric Guitar, Brass section, String Section, String Section, Lead Vocal)

King of the Road made famous by Roger Miller
• 10 customizable audio tracks:
(Click, Drum Kit, Tambourine, Snap (Fingers), Bass, Acoustic Guitar, Acoustic Guitar, Piano, Backing Vocals, Lead Vocal)

Knock on Wood made famous by Eddie Floyd
• 9 customizable audio tracks:
(Click, Drum Kit, Bass, Rhythm Electric Guitar, Arr. Electric Guitar, Piano, Brass section, Backing Vocals, Lead Vocal)

Kiss made famous by Tom Jones (Art of Noise)
• 11 customizable audio tracks:
(Click, Drum Kit, Bass, Rhythm Electric Guitar, Lead Electric Guitar, Piano, Organ, Brass section, Sound Effects, Backing Vocals, Lead Vocal)

Kiss made famous by Art of Noise & Tom Jones
• 11 customizable audio tracks:
(Click, Drum Kit, Bass, Rhythm Electric Guitar, Lead Electric Guitar, Piano, Organ, Brass section, Sound Effects, Backing Vocals, Lead Vocal)

Karma made famous by Taylor Swift
• 8 customizable audio tracks:
(Click, Electronic Drum Kit, Synth Bass, Piano, Synth Pad, Synth Lead, Backing Vocals, Lead Vocal)

Knockin' on Heaven's Door made famous by Eric Clapton
• 15 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Electric Guitar, Electric Guitar, Electric Guitar, Electric Guitar, Lead Electric Guitar, Electric Guitar, Electric Piano, Organ, Harmonica, Backing Vocals, Lead Vocal)

Karma Chameleon made famous by Culture Club
• 12 customizable audio tracks:
(Click, Drum Kit, Bass, Acoustic Guitar, Rhythm Electric Guitar, Lead Electric Guitar, Organ, Synthesizer, Synth Keys, Harmonica, Backing Vocals, Lead Vocal)