Aloha, thank you for finding the opportunity to ask us your question about the Samsung Galaxy Watch6 Classic. No, the Galaxy Watch4, Watch5, Watch6, Watch7, Watch Ultra, and Watch FE are not compatible with iOS. These watches rely on Google Play services which is not supported on iOS. Feel free to check out, "Samsung Galaxy smart watch and phone compatibility" if you would like to learn more about compatibility. Let us know if you have any other questions for us by reaching out to Support at your leisure. Thank you for being a staunch Samsung customer. - Debra