Historically, KMSAuto Net has had a slightly better reputation in tech forums for being "cleaner" and having fewer repackaged versions floating around compared to KMSPico. However, both are safe if you download them from reputable sources (like the original developer's pages or trusted forums) and verify the file hashes.
KMSAuto offers several features that set it apart from KMSPico, including: kmspico vs kmsauto