A: They are pirating it. Downloading from them could infect your computer with malware.
Q: Can I download Apple Color Emoji for free? A: No legal free download exists. The font is proprietary to Apple. apple color emoji font download
body font-family: "Apple Color Emoji", "Noto Color Emoji", "Segoe UI Emoji", sans-serif; A: They are pirating it
A: Android does not support Apple’s font format fully. Use ZFont or similar (root required), but it’s not recommended. "Noto Color Emoji"