About Tower Defense 3D

Tower Defense 3D is a free online arcade game - Defend your base with fully 3D turrets in a Three.js arenaDefend your base with fully 3D turrets in a Three.js arena. It runs right in your browser: no download, no install, no sign-up - click and play on desktop or mobile. Controls: Mouse / Keyboard.

How to play

Press PLAY to start the invasion.
The turrets fire automatically at incoming flocks.
Watch the battle from any camera angle.
Outlast every wave to hold your base.

Category: Arcade
Controls: Mouse / Keyboard
Works on: Desktop & mobile browser
Added: 2026-10-18
Source: Casmo/tower-defense (MIT)
Feedback: Report a problem