Kristína Smetanová started studying piano with her first teacher Róbert Kohútek. From an early age she was also interested in composition, her first steps were guided by well-known Slovak composers Víťazoslav Kubička and Ilja Zeljenka.

In the years 2008–2014, she studied piano in the class of Peter Čerman and composition with Stanislav Hochel. Her thesis for composition studies was the Symphony of Cursed Creatures. Other important compositions are Theory of String Quartet, Dorian String Quintet, The Forgotten Sonata for Cello and Piano, and The Blue Exhale of November Night for viola and piano. She has taken part in several masterclasses, such as Musica Arvenzis in Dolný Kubín (Viktor Derevianko), and TIHMS Summer Academy in the Netherlands, where she worked on her repertoire with professors Ewa Kupiec, Balász Szokolay, Jacques Rouvier, Bernd Goetzke, and Claudio Martínez Mehner.

In 2019 she was accepted for doctoral studies at the Academy of Performing Arts, in the class of Ida Černecká. During her studies, she has won several prizes, such as the first prize at the international competition in Citta di Barletta, Italy, the Grand Prix at the international competition in Vienna on The 21st Century Art, and the first prize at the Yamaha Scholarship Award. As a soloist she has performed with the Slovak Philharmonic in J. S. Bach’s Concerto for Piano and Orchestra No. 1 in D minor BWV 1052. In chamber music, she is active mainly in the Devanas piano duo with the pianist Júlia Novosedlíková.