While 2021 featured new entries, Hettiarachchi's career is built on a foundation of massive hits that are frequently compiled in "New Song" collections for fans. Key tracks often included in these playlists on platforms like YouTube Music and Spotify include:
: A classic romantic ballad that defined his early popularity. While 2021 featured new entries, Hettiarachchi's career is
: A popular collaboration featuring Umaria Sinhawansa . One of the most notable releases from this
One of the most notable releases from this period was the official music video for , a collaboration with Umara Sinhawansa . This track showcased the vocal chemistry between the two artists, blending Hettiarachchi’s smooth delivery with Umara’s powerful vocals. In 2021, he continued to release melodic hits
Ruwan Hettiarachchi remains a defining voice in the Sinhala pop and romantic music scene. In 2021, he continued to release melodic hits that resonated with fans of his signature emotional style.
: A chart-topping solo that remains one of his most-played tracks.