Both are safe. Microsoft occasionally hides the free link to encourage the $0.99 purchase, but neither version is "malware." Safe Alternatives
Is the HEVC Video Extension Safe to Download? Everything You Need to Know is hevc video extension safe to download
You should downloading "HEVC Codec Packs" or ".exe" installers from random websites or pop-up ads. These are often "repackaged" versions that may contain: Adware: Programs that flood your browser with ads. Spyware: Software that tracks your keystrokes or data. Trojan Horses: Malicious files disguised as helpful tools. The "Price" Confusion: Why are there two versions? Both are safe
This is the standard version Microsoft points most users toward. is hevc video extension safe to download