I keep seeing warnings ⚠️ about fake apps. How do we know if an app we are going to install is the real deal or a fake one?

This is getting scary! ๐Ÿ˜ณ Even apps that say they are to protect your phone are sometimes fake and they get your personal and bank card info and then you are screwed!๐Ÿคท๐Ÿผโ€โ™€๏ธ
I keep seeing warnings ⚠️ about fake apps. How do we know if an app we are going to install is the real deal or a fake one?
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