As a seasoned Swift developer with an extensive track record in the field, I am confident that I can successfully assist you with the testing of your 3 buttons app on a real device, specifically on the Apple Vision Pro. My firm, CTS Cura Tech Solution, has been at the forefront of delivering cutting edge IT solutions since 2015 - we know what it takes to ensure an application runs optimally on different platforms.
I understand that your main requirement is to have someone test your application on a physical device and I guarantee you that at CTS, we work strictly in adherence to such precise demands. Additionally, we have unparalleled expertise in creating innovative technological solutions that adapt to the changing marketplace. This aligns perfectly with what you require for your app.