Play Demon Killer free online — a adventure game that loads straight into the page. Think shooting — that is the shape of it. There is no sign-up, no launcher and no wait — press play and you are in.
About Demon Killer
You are the only one who can save the world! Arm yourself with an arsenal of weapons and stop the invasion of demons. Don't stop and use your shooting potential.
How to play Demon Killer
There is very little to learn before your first run. Load the game above and it fills the player in landscape. On desktop use the fullscreen button for the largest possible view; on a phone, turn the device sideways. Take the first run as practice and the second one seriously.
Controls
| Input | Action |
|---|---|
| Mouse | Aim |
| Left click | Fire |
| WASD | Move |
| R | Reload |
On mobile: Tap and swipe on screen. Turn your phone sideways — this game is designed for landscape and fills a horizontal screen.
Why it is worth playing
The appeal here is the loop: a short round, a clear result, and an obvious idea about what to do differently next time.
At a glance
- Free to play with no account required
- Runs in the browser — nothing to download or install
- Landscape layout with fullscreen support
- Keyboard and mouse on desktop, full touch support on mobile.
- Shooting gameplay — Aim, fire, repeat
- Added to our catalogue from a 2021 release
Frequently asked questions
Is Demon Killer free to play?
Yes. Demon Killer is completely free and runs in your browser. There is no purchase, no subscription and no account needed — open the page and play.
Do I need to download or install anything?
No. Demon Killer is an HTML5 game that runs inside the page itself. There is nothing to install, no plugin and no launcher — it loads like any other web page.
Can I play Demon Killer on my phone?
Yes. Tap and swipe on screen. Turn your phone sideways — this game is designed for landscape and fills a horizontal screen.
What are the controls for Demon Killer?
Keyboard and mouse on desktop, full touch support on mobile. Mouse — aim; Left click — fire; WASD — move; R — reload.
Can I play Demon Killer fullscreen?
Yes. Use the fullscreen button in the top-right of the game player to expand it to the whole screen, and press Escape to come back out.
What kind of game is Demon Killer?
Demon Killer is a adventure game built around shooting. If that is the sort of thing you enjoy, the related games further down the page are picked using the same tags.
