Kyrie made famous by Mr. Mister
• 15 customizable audio tracks:
(Click, Drum Kit, Electric Bass, Synth Bass, Synth Bass, Rhythm Electric Guitar, Rhythm Electric Guitar, Rhythm Electric Guitar, Distorted Electric Guitar, Synth Keys, Synth Keys, Arpeggiator, Backing Vocals, Lead Vocal, 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)

Knowing Me, Knowing You made famous by ABBA
• 15 customizable audio tracks:
(Click, Drum Kit, Shaker, Bass, Acoustic Guitar, Rhythm Electric Guitar, Lead Electric Guitar, Piano, Rhodes, Synthesizer, Synth Pad, Synth Keys, String Section, Backing Vocals, Lead Vocal)

Knock Three Times made famous by Tony Orlando & Dawn
• 14 customizable audio tracks:
(Click, Drum Kit, Percussion, Castanets, Maracas, Congas, Bass, Acoustic Guitar, Acoustic Guitar, Digital Piano, Brass section, String Section, Backing Vocals, Lead Vocal)

Kiss on My List (Single Version) made famous by Hall & Oates
• 14 customizable audio tracks:
(Click, Drum Kit, Electronic Drum Kit, Bass, Rhythm Electric Guitar, Rhythm Electric Guitar, Lead Electric Guitar, Piano, Digital Piano, Synthesizer, Synth Pad, Synth Strings, Backing Vocals, Lead Vocal)

Kiss of Life made famous by Sade
• 13 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Electric Guitar, Piano, Digital Piano, Electric Piano, Synth Pad, Tenor Saxophone, String Section, Backing Vocals, Lead Vocal)

Kerosene made famous by Miranda Lambert
• 13 customizable audio tracks:
(Click, Drum Kit, Tambourine, Shaker, Bass, Acoustic Guitar, Electric Guitar, Electric Guitar, Electric Guitar, Organ, Harmonica, Backing Vocals, Lead Vocal)

Knocking on Heaven's Door made famous by Bryan Ferry
• 15 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Acoustic Guitar, Rhythm Electric Guitar, Rhythm Electric Guitar, Rhythm Electric Guitar, Arr. Electric Guitar, Lead Electric Guitar, Piano, Synth Ambiant, Harmonica, Backing Vocals, Lead Vocal)

Kids In America made famous by Kim Wilde
• 13 customizable audio tracks:
(Click, Drum Kit, Bass, Synth Bass, Electric Guitar, Electric Guitar, Synth Strings, Synth Lead, Arpeggiator, Synth Brass, Noise effects, Backing Vocals, Lead Vocal)

Kingston Town made famous by UB40
• 10 customizable audio tracks:
(Click, Drum Kit, Percussion, Bass, Electric Guitar, Digital Piano, Organ, Synth Strings, Synth Lead, Lead Vocal)