Adapters connect a mediation SDK to an ad network. An adapter alone does not mean the network’s own SDK is bundled.
AdMob mediation adapter → vungle 4.20.0.1
Found by static analysis of the app package; bundled is not the same as active. All SDKs →
Update history
1.0.264Oct 5, 2026
• Added dynamic orbiting lights to the Blue Star and Vortex skins.<br>• Epic+ equipment now features a pulsating rarity glow.<br>• Added a light intensity slider in Settings > Graphics.<br>• Conveyor belts now flow cleanly under factory machines.<br>• Major performance and memory optimization for smoother battles.<br>• Fixed a crash when previewing skins, and fixed lab card percentages.<br><br>
1.0.263Sep 28, 2026 · seen Oct 4, 2026
• Fixed a critical bug that could reset permanent upgrades and labs during load.<br>• Hardened cloud save sync and local save file protection.<br>• Factory conveyor belts and liquid pipes now render with cleaner visual depth.<br>• Added an Alt Mode connection guide to the factory tutorial missions.<br><br>Join our Discord: https://discord.gg/dzpsaGjPqs
Perimeter is a mix of Idle Tower Defense and Factory Automation.
Defend your core against endless waves of aliens while building an industrial factory. Lay conveyor belts, automate production, manage your power grid, and upgrade your tower to survive as long as you can!
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, and 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 stats even more!
- Compete in Leaderboards and Weekly Tournaments!
- No GUI and Screen Saver/Battery Saver modes to watch the battle clutter-free, save power, and protect your OLED screen!
Roadmap:
- More Upgrades & Lab researches
- More skins & backgrounds
- Even more Factory Turrets and Buildings
- Petrol Expansion
- Events section to provide "permanently" purchasable events (with in-game currency) so that you don't have to complete them in a limited time
Socials:
- Discord: https://discord.gg/dzpsaGjPqs
- X: https://x.com/Shield_Arc
- Email: shieldarcofficial@gmail.com
Privacy Policy: https://shieldarc.dev/privacy
