Yes, there are a demo mode in many online casinos so that you can try starburst without deposit. For some online casinos you have to sign up, but there are also some platforms where you can easily go. If you do not want to play directly in the casino, there are other websites. For example, Fun pages or apps where the games are offered. Also on the provider pages itself it is often possible. It is best to compare the offers until you find a suitable page.