It looks like there is some effort to port Swift to Windows: https://developer-tech.com/news/2020/sep/23/hey-swift-developers-build-windows-apps/ https://develo

It looks like there is some effort to port Swift to Windows: https://developer-tech.com/news/2020/sep/23/hey-swift-developers-build-windows-apps/ https://developer-tech.com/news/2020/sep/23/hey-swift-develo... So you maybe able to write for MacOS for now and build Windows version later, if you validate demand and Swift support on Windows matures.