About Perimeter
Infinite Tower Defense & Factory Building
Features:
- Defend against the waves of aliens and upgrade your tower almost infinitely!
- Build your own Factory, connect transport belts, plan assembly lines, manage energy production, optimize production!
- Build Turrets to defend your perimeter!
- Get unique items with unique skills to specialize your tower!
- Purchase powerful super weapons to further enhance your survivability!
- Get new skins & backgrounds through playing the game or buying
- Research technologies to enhance your power even more!
- Get Power Cards to scale up your base powers even more!
- Compete in Leaderboards and Weekly Tournaments!
Roadmap:
- More Upgrades & Lab researches
- More skins & backgrounds
- No GUI and Battery Saving modes
- Events section to provide "permanently" purchasable events (with in-game currency) so that you don't have to complete them in a limited time
- Even more Factory Turrets and Buildings
Socials:
- Discord: https://discord.gg/dzpsaGjPqs
- X: https://x.com/Shield_Arc
- Email: shieldarcofficial@gmail.com
Privacy Policy: https://github.com/Shield-Arc/Perimeter-Privacy-Policy/blob/main/README.md
Additional Game Information
Latest Version
Varies with deviceRequires Android
Category
Free Arcade GameContent Rating
Everyone
Report
Flag as inappropriateWhat's New in the Latest Version Varies with device
Last updated on Jun 24, 2026
This release includes minor bug fixes and general improvements. Update to the latest version for the best experience.








