Yes — on Google Play
Hay Day has a Google Play listing.
App Store
On Google Play
Is Hay Day on Android?
About Hay Day
Welcome to Hay Day, the fun farm simulator game! Build a farm, go fishing, raise animals, and explore the Valley. Farm with friends and decorate your own slice of country paradise. Farming has never been easier! Grow crops like wheat and corn in this farm simulator, and even though it never rains, they never die. Har…
Hay Day is listed on both the App Store and Google Play from Supercell, so you can install it on Android phones and tablets. The Play Store listing shows 100,000,000+ installs.