What you call "Chrome clones" are in fact based on Chromium, but aren't Chrome. The difference is not huge as they all use the same rendering engine, but appart

What you call "Chrome clones" are in fact based on Chromium, but aren't Chrome. The difference is not huge as they all use the same rendering engine, but appart from that they're free to do other things. Brave for instance comes with full-on adblock built-in.