What is Robots vs Aliens?
Robots vs Aliens is a free strategy game with robot elements that you can play online in your web browser on Gameziko. It needs no download, no install and no account. Aliens are invading our robot base.
How to play Robots vs Aliens
- Press "Play now" on the game screen. Robots vs Aliens loads inside the player; some games take up to 20 seconds and may show a short ad first.
- Defend the robot base against invading aliens
- Use the full-screen button at the bottom right of the player for a bigger view, and press Esc to leave full screen.
Game details
| Category | Strategy |
|---|---|
| Tags | robot |
| Controls | Shown in the game |
| Screen | Landscape (640 Ã 480) |
| Price | Free |
| Download or sign-up | Not needed |
| Distributed by | GameDistribution |
| Added to Gameziko | 30 September 2026 |
Description from the developer
Aliens are invading our robot base. Build defensive robots to combat this invasion. Plan your victory by strategically placing robots at the right time and place. Collect money for each alien destroyed, and use them to build more robots.
Robots vs Aliens: frequently asked questions
Is Robots vs Aliens free to play?
Yes. Robots vs Aliens is free to play on Gameziko, with no download and no account needed. Like most free web games, it is funded by ads, so it may show a short ad before or between rounds.
What are the controls in Robots vs Aliens?
The developer's instructions for Robots vs Aliens say: "Defend the robot base against invading aliens"
Can I play Robots vs Aliens on a phone or tablet?
Robots vs Aliens is an HTML5 game, so it opens in modern mobile browsers as well as on a computer. Its controls were designed mainly for a mouse, so a computer usually gives the smoothest experience.
What games are similar to Robots vs Aliens?
If you like Robots vs Aliens, try Mech Monster Arena, Future War: Bot Battle in Space 3D and Merge Brainrot. They are strategy games with similar themes, and you can find more in the Strategy category on Gameziko.
Related guides
- Tower Defense Strategy: 10 Tips for Beginners: Ten tower defense tips for browser games: where to place towers, when to upgrade, mixing damage types, saving gold and handling boss waves.
Good to know
Robots vs Aliens is made by an independent developer and delivered by GameDistribution, so Gameziko cannot change the game or recover lost progress. Any progress the game saves is kept in your browser on this device. If the game does not start, wait up to 20 seconds, allow ads for gameziko.com and try again, or report the game.