All tron ​​dapps are built on blockchain dapp , there are several other blockchains.

Yes, it is a big problem that due to the popularity of trading, new programs are constantly appearing, some of which are fraudulent. Therefore, you need to be especially careful here. I know for sure that BitQS uk is not a scam because I've been working with this platform for a long time. Read the reviews on their website, try the demo version, and see the benefits.