Alien Backgrounds
Browse 709+ Alien Backgrounds to download free for any screen
You are looking at 709 Alien Backgrounds. Expect a spread of palettes rather than one house style. Grab the full 6000x4000 version, or a smaller crop sized to your device. Neutral enough to sit behind text in a presentation. You do not need an account to save one.
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A menacing alien creature with a sleek black exoskeleton and sharp teeth under blue lighting. -
Blue alien character with green eyes looking down worriedly in darkness. -
Aliens in rainbow cars with peace signs and cosmic symbols on a gradient background. -
Blue-skinned animated villain with green eyes and spiked collar against orange background. -
Two cartoon aliens in a city one with boombox one with spiked collar -
A busy amusement park filled with dinosaurs, aliens, and crowds of people in a cartoon illustration. -
Person standing at end of glowing futuristic corridor with blue and orange lighting. -
Cartoon aliens and cacti scattered among sliced avocados on a mint green background. -
A biomechanical alien creature with a long tail against a dark cloudy sky. -
A menacing alien creature with a sharp blade and glowing blue highlights. -
A biomechanical alien with glowing blue accents and sharp metallic features. -
A menacing red monster with horns and a gaping mouth in a swampy environment. -
Dragon flying over fortress during explosive battle scene -
Green neon alien head sign on a dark brick wall. -
A sci-fi alien warrior with glowing eyes and blue energy wings. -
A giant mechanical soldier in a ruined jungle battlefield with smoke and fire. -
Blue-skinned alien measuring mechanical creature in dark sci-fi setting with TV screens. -
Close-up of an alien face with glowing eyes against a black background. -
A futuristic soldier in heavy armor holding a large gun on an alien planet with a blue planet behind. -
A terrifying alien with a glowing green head and sharp teeth in a dark environment. -
Alien creature in dark sci-fi corridor with glowing lights -
Among Us characters in a purple field with a sprouting plant and floating orbs. -
A fierce fantasy dragon with glowing eyes and sharp teeth in a dark setting. -
Close-up of a menacing alien creature with sharp teeth in space. -
Green alien holding camera with stars floating around on mint background. -
Astronaut walking on moon with Earth and sun in background -
A terrifying black alien creature with sharp teeth and dripping saliva in a dark misty scene. -
A glowing spiral artifact with runes floats above a misty pine forest. -
Alien creature with sharp teeth emerging from a wall in a dark lab. -
A terrifying alien with sharp teeth and glossy black skin roars in darkness. -
A spaceship orbits a glowing green planet surrounded by floating debris in space. -
A terrifying clown with wrinkled skin and a wide toothy grin in black and white. -
Neon alien sign waving hello with lightning bolts -
Pale alien with large black eyes floating in starry space with blue mist rising from its head. -
A glowing blue alien head in space with smoke and stars -
A glowing alien head in space with stars around it. -
Alienware logo with glowing eyes set in blue ice texture. -
Rainbow alien sticker with text homosexualien and stars -
Close-up of a serious man's face in a dimly lit room. -
A biomechanical alien creature with a long tail and armored body in a dark setting. -
Blue-skinned cartoon villain holding a fish in a bubble against yellow background. -
Close-up of an alien face with large detailed eyes against a black background. -
Venom breaks through shattered glass with glowing red tongue and sharp teeth. -
Blue-skinned animated villain with green eyes and spiked collar smiling sinisterly. -
Milky Way galaxy over desert rock formations at night -
A pale creature with glowing red eyes and dark hair in a dark hexagonal setting. -
Futuristic warrior in blue and orange armor facing a giant alien monster in a warzone. -
Yellow and black robot with glowing fist standing over a city -
Three motorcyclists face a giant shadow in a rainy forest at night. -
Yellow robot in combat amid fire and debris in a ruined cityscape. -
Yellow Chevrolet Camaro with black accents and Goodyear tires on reflective floor. -
Pink and purple mountains with a glowing sun reflecting in a lake at sunset. -
Megamind and his team of heroes and villains in a colorful animated movie poster. -
Gray alien with glowing eye in darkness -
Blue alien character with green eyes pointing at his temples. -
A glowing alien creature with blue eyes and pink chest orb stands on a blue surface. -
Alien skull with glowing eyes in cosmic space near a glowing futuristic city. -
Celestial star trails swirl around a glowing nebula in a dark night sky. -
Soldier and robot watching alien spaceship descend over forest at night -
A pink cartoon character with green eyes and red mouth surrounded by colorful smiling flowers. - Next page
Showing 1–60 of 709 wallpapers
Frequently asked questions
Are there portrait Alien Backgrounds for phones?
Both, as it happens. Roughly 44 landscape versus 16 portrait. Match the shape to the screen and you are done.
What is the maximum size for these Alien Backgrounds?
You can go as large as 6000x4000. Presets exist for laptop, tablet and phone screens.
How many Alien Backgrounds are available to download?
We are holding 709 Alien Backgrounds at present. Nothing is removed to make room, so it only grows. Downloading costs nothing and needs no profile.
Is anything held back on these Alien Backgrounds?
Free to download. There is no registration step. Nothing is degraded or watermarked to push an upgrade.
