Yes — on Google Play
The Roku App (Official) has a Google Play listing.
App Store
On Google Play
Is The Roku App (Official) on Android?
About The Roku App (Official)
Get to know the must-have app for streamers Use the free Roku® mobile app to: • Control your Roku devices with a convenient remote • Use your voice or keyboard to quickly search for entertainment • Enjoy private listening with headphones • Stream free movies, live TV, and more on the go with The Roku Channel…
The Roku App (Official) is listed on both the App Store and Google Play from ROKU INC, so you can install it on Android phones and tablets. The Play Store listing shows 100,000,000+ installs.