No, however the ROBLOX dev team is working on a way to port ROBLOX to mac and create an app.
There is no hack for roblox.
no
download it in the app store
To re-download Roblox after deleting it, go to the official Roblox website at www.roblox.com or open the app store on your device (such as the App Store for iOS or Google Play for Android). Search for "Roblox" and click on the download or install button. Once the download is complete, open the app and log in to your account to access your games and settings.
You go to App Store, search roblox, download the app that says Roblox, then sign in, and ta da ! You can play roblox. NOTE: Roblox not avalible for iPods and iPhone earliest gens.(2g, 3g)
You can’t play Roblox directly from your browser. You can play Roblox though on your phone through the Google Play/Apple App Store, or on your PC by installing the Roblox app from the Microsoft Store. You can also play on a Mac by getting the app on the App Store or by downloading the install package from Roblox’s official website when you try to join a game. Roblox is also now supported on Chromebooks through the Play Store, so as long as you Chromebook can access the Google Play Store, you can play Roblox on that device.
No you can't
They may come out with a second one in the future.
To undownload Roblox, first, go to your device’s settings or application manager. Find Roblox in the list of installed apps and select it. Then, choose the option to uninstall or delete the app. After confirmation, Roblox will be removed from your device.
Neither, They will probably make it for everything soon, I hope.
Press play on any Roblox game without roblox downloaded, there will be tips how to download roblox.