[2] She has been described as a "sassy singer, virtuoso guitarist, beguiling songwriter and an imposing stage presence" with an "original blend of quirky lyrics and distinctive voice".

Céline Keating of Acoustic Guitar magazine described it as "strikingly original and impressively varied", featuring "strong, catchy melodies in strange and brooding voicings".

[8] Greener's third album, Transistor Corazón, produced by Brad Jones,[9] was released in 2013, and has been described as fusing "modernist poetry with soulful 1960s Laurel Canyon".

[10] According to Greener the album's name comes from the English/Spanish word "transistor", a device that amplifies, alters or changes the direction of an electrical signal, and from "corazon", the Spanish for "heart".

[12] In a 4.5-starred review, The Daily Telegraph's Culture Editor Online, Martin Chilton, described Transistor Corazón as an "album of depth" and her songwriting as "classy".