Try reaching out to the "Isaiaruvi Official" Facebook page or Twitter handle. Alternatively, visit a physical music store in Chennai (like Rhythm House or Landmark) and ask for their archive CD remastering services.
During this period, official streaming platforms like Spotify or Apple Music did not exist. To get music, fans had to buy entire cassettes or CDs. This is where "Isaiaruvi" type websites stepped in. They capitalized on the demand for free, accessible music. Sites like Isaiaruvi.com (and similar predecessors/followers) became digital libraries, organizing songs by movie, composer, and year, making them easily downloadable for a burgeoning online youth population. isaiaruvi mp3