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Space Invaders Unblocked
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Looking for Space Invaders unblocked? You are in the right place. This is the full Space Invaders experience — completely free, instantly playable, and designed to work on school Chromebooks, office laptops and any device where downloads are restricted. There is no installer, no app store, no sign-up. Just a normal web page that loads the game right into your browser tab.
Space Invaders works as an unblocked game because it is built with HTML5 — the same web technology every other website uses. No Flash, no Java, no plugins. If your browser opens this page, the game will run. That is the whole trick: most school and office networks block downloads and app stores, but they do not block regular websites — andSpace Invaders on GameJadoo is a regular website. Read our full unblocked games guide for more detail on how this works.
— About
About Space Invaders
The arcade classic reborn. Blast waves of descending aliens, hide behind breakable green shields, and see how many waves you can survive with 3 lives.
— How to play
Space Invaders controls
- ← / → or A / D to move
- Space to shoot
- Mobile: drag to move, tap to hold-fire
- Clear every wave — do not let aliens reach you
— Playing at school or work
Tips to play Space Invaders unblocked
- Open this page in your normal browser tab — no separate installer or downloader is required.
- Space Invaders runs at 60fps even on modest hardware, so it plays smoothly on school Chromebooks.
- Both touch and keyboard/mouse controls work — use whichever fits your device.
- The game saves your best score locally in your browser, so you can pick up where you left off next break.
- Always follow your school or workplace policies about when games are allowed.
— Frequently asked questions
Space Invaders Unblocked FAQ
Is Space Invaders unblocked really free?
Yes. Space Invaders on GameJadoo is 100% free — no sign-up, no download, no in-app purchases. Open the page and play.
Can I play Space Invaders unblocked at school?
Most schools block app stores and downloads, but a regular website usually works fine. Space Invaders loads as a normal HTML5 page in your browser, so on most school networks it plays without any issue. Always follow your school's rules about when games are allowed.
Does Space Invaders unblocked work on Chromebook?
Yes. Space Invaders runs in any modern browser, including Chrome on school Chromebooks. There is nothing to install and the game is optimised for low-end devices, so it plays smoothly.
Do I need to download anything to play Space Invaders unblocked?
No. Space Invaders is a browser-based HTML5 game. Nothing to install, no plugins, no app store — just open the page and play instantly.
Is Space Invaders unblocked safe?
Yes. The game runs entirely in your browser tab. No installer, no plugin, no permissions needed. GameJadoo uses HTTPS and does not require any account or personal data.
Can I play Space Invaders unblocked on mobile?
Yes. Space Invaders works on phones and tablets with touch controls. It also works on desktop with mouse or keyboard. Portrait and landscape are both supported.
— Play more unblocked
Other unblocked games you'll love
Prefer the standard game page? Play the full Space Invaders page with related guides, achievements and share options.