I don't know if it is but this reminds me of Hannah Hoch's work. Anyone know?

There a number of techniques which are incorporated into this aspect of Art. There are also various apps and workshops that can be used to create the photomontage including Paint, Photoshop and other Digital imaging websites.

Top Ten Collage Artists: From Hannah Hoch to Man Ray | John Stezaker, Muse (Film Portrait Collage) XVIII, 2012

Top 10 Collage Artists: Hannah Höch to Man Ray

Deutsche Börse Photography Prize 2012 at the Photographers' Gallery- John Stezaker: Muse (Film Portrait Collage) XVIII Collage, x cm © Courtesy of the artist and The Approach, London

Hannah Höch Von Oben (From Above), 1926-1927

Hannah Höch: Von oben (From Above), photomontage and collage on paper x cm x 8 ¾ in.) Des Moines Art Center’s Louise Noun Collection of Art by Women through Bequest, 2003