In my experience, bit perfect doesn’t always mean the best quality, especially if you’re using an app that gimmicks the sound.
Download the files I posted above and test them on Symfonium and apps that claim to be bit perfect. In my configuration: Fiio KA17 + Headphone Fiio FT1 Pro or Headphone Kuba Disco 2 and a Poco F7 pro, Symfonium is completely silent, no artifice generated.
In real files, I always hear clicks and pops in some songs in bit perfect players. One song that happens and is easy to spot is this one:
Regards.