Swish Swish by Katy Perry feat. Nicki Minaj is in Fm at 120 beats per minute and runs 3:52 across 100 bars. It uses 17 chords — N.C., Cm7, Abmaj7, Gm7, Fm7, Gm, Bb5, Bb6, and a few more. The chord diagram changes as the song plays and the words light up as they are sung, so you can strum and sing along without reading ahead.
Want the melody line note by note? Swish Swish guitar melody tab.