In July 2015, they released the song "It'll Be Okay" featuring Helen Tess. In January 2017, they released "Overflow" featuring Helen Tess. In May 2017, they debuted on the Bearded Man label with their single "Happiness". It features long-time collaborator Tess. In December 2017, they released the song "BYM" with Fareoh. In February 2018, they released via Monstercat the single "2 Me". The song features vocals by Kiddo AI and Nick Smith. Three months later, they released another collaboration with Kiddo Al, titled "Into Something". In October 2018, the song "15 Story Jump", a collaboration with Ehiorobo and Memba, was released. It is the second Monstercat release by Smle. In November 2018, "Bad Idea" was released as a single featuring vocalist Tzar.