Amazon’s version is from the official Tips Music catalog, which used the original master.
The film was produced by the legendary Ramoji Rao under his banner, Ushakiran Movies. Rao employed a highly unconventional distribution strategy for this film. He purposefully withheld the satellite television rights and did not license the movie for official VCD or DVD replication.
For many years, "Tujhe Meri Kasam" was famously not available on any major OTT platforms like Netflix, Amazon Prime, or Disney+ Hotstar. In an era where film piracy is common, this movie's distribution was so effective that it reportedly had online for a long period, making it a remarkable case study in the industry.
While the nostalgia for Tujhe Meri Kasam is high, I strongly recommend sticking to or verified YouTube channels to avoid security risks. Not only does this provide a better viewing experience with clear audio and video, but it also supports the film industry.