What is smart chain coin (BSc-coin) token tracker?

Can you explain to me what is the purpose and function of a smart chain coin (BSc-coin) token tracker? Is it a tool that allows users to keep track of their BSC-coin holdings and transactions in real-time? How does it work, and what are some of the key features that users can expect to find in a reliable BSC-coin token tracker? Also, are there any risks associated with using such a tool, and how can users ensure that they are using a secure and reputable BSC-coin token tracker?