Yes — on Google Play
Countdown has a Google Play listing.
App Store
On Google Play
Is Countdown on Android?
About Countdown
Countdown is a free, super easy to use countdown timer and reminder for the important events & dates in your life. Features: • Check your events on the Lock Screen with our widget (Premium feature) • Glance at your events on your Apple Watch • Glance at your events using our widget in StandBy (Premium feature) …