"[6] In terms of the actual musical style, The Call Within features Hamasyan's standard mixture of progressive metal, jazz fusion, and Armenian folk, but with a few new twists.

[1][7][6][8][9][10][2][5][excessive citations]The lead single and opening track "Levitation 21," was described as "combustible," with a "high-velocity forcefulness [that] sneaks up" on the listener.

[2] This style is kept throughout the tracklist, Marlbank's Daniel Stenson calling the album "a spectacular affair, darkly prog in places, feverishly intense.

"[7] While Jeff Tamarkin of JazzTimes noted that the more progressive tracks like "Ara Resurrected" veered towards "bombast," he conceded that the writing was "crafty enough to keep it lean and moving" throughout.

The track "Old Maps," featuring a children's choir from the Varduhi Art School, was described as "a mélange of pacifying notes and voices floating just out of reach," and "divine in nature."