Is Radiant Grid available for the Mac or Apple Watch? 09 May 2019 11:25 Updated No. Radiant Grid is only available for iOS devices such as iPhones and iPads. Related articles I like the Radiant Grid soundtrack, is it available to buy or stream ? Where can I get your apps? Are your apps available for Windows, Linux or Android? What In-App-Purcahses does Radiant Grid have? I already purchased an iOS App. Why am I being asked to pay again on another device?