The perfect time waster
This game is still the best way to wait in the security line at the airport.
The perfect time waster
I’ve always wanted a game worth playing on my watch. And this it.
$0.99
About
Defend your castle from an alien invasion using your smartwatch. Control your cannon with the physical dial to aim and fire at incoming UFOs. The fate of the tower rests in your hands.
✓Smartwatch control with physical dial
✓Tower defense gameplay
✓UFO attack defense
✓Simple aiming and firing mechanics
✓Castle protection
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What's New in Castle Defense 360
1.3
January 22, 2026
General improvements.
User reviews
Developer apps
FAQ
What is Castle Defense 360?
Castle Defense 360 is a paid tower defense game designed for smartwatches and iPhones. It features a unique control scheme using the physical dial on your watch to aim and fire at attacking UFOs.
How do I control the cannon in Castle Defense 360?
You control the cannon by using the physical dial on your smartwatch. This allows for precise aiming and firing to defend your castle from the UFO attack.
What devices does Castle Defense 360 support?
Castle Defense 360 is available on Apple Watch, iPhone, and iPod devices, offering a versatile gaming experience across compatible Apple hardware.
What is the age rating for Castle Defense 360?
Castle Defense 360 has an age rating of 9+, making it suitable for younger players and families looking for a fun and engaging game.
Does Castle Defense 360 have ads?
No, Castle Defense 360 does not contain advertisements. As a paid application, it offers an uninterrupted gaming experience without any ads.
How often is Castle Defense 360 updated?
Castle Defense 360 was last updated on January 22, 2026, with version 1.3. This indicates recent developer support and potential for future improvements and content.
Is Castle Defense 360 available offline?
The provided data does not specify offline play capabilities for Castle Defense 360. However, many watch-based games are designed to function without a constant internet connection.
What is the price of Castle Defense 360?
Castle Defense 360 is a paid application priced at $0.99. This one-time purchase grants you access to the full game without any in-app purchases or subscriptions.