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Cool Alien Wallpapers | Page 3

Browse 552+ Cool Alien Wallpapers to download free in HD & 4K.

Scroll for 552 Cool Alien Wallpapers. The selection moves between realistic and stylised without settling on either. Suited to desktop, tablet and mobile alike. Every file is free, and the full-size version is free too.

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  • Player aims weapon at alien in spaceship corridor — Cool Alien Wallpaper
    Player aims weapon at alien in spaceship corridor
  • Symbiote Spider-Man leaps in combat with Venom and a green symbiote villain. — Cool Alien Wallpaper
    Symbiote Spider-Man leaps in combat with Venom and a green symbiote villain.
  • A smiling pink alien in a purple UFO flying through a blue sky with clouds and sun. — Cool Alien Wallpaper
    A smiling pink alien in a purple UFO flying through a blue sky with clouds and sun.
  • Venom and Green Goblin in comic book action with pumpkin bombs and fire. — Cool Alien Wallpaper
    Venom and Green Goblin in comic book action with pumpkin bombs and fire.
  • Green alien with purple eyes standing with arms outstretched. — Cool Alien Wallpaper
    Green alien with purple eyes standing with arms outstretched.
  • Alien in cap looking at starry sky with planet — Cool Alien Wallpaper
    Alien in cap looking at starry sky with planet
  • A cheerful blue cartoon alien with red eyes waving at viewer. — Cool Alien Wallpaper
    A cheerful blue cartoon alien with red eyes waving at viewer.
  • A cute green alien with purple eyes and a curly tail glowing softly. — Cool Alien Wallpaper
    A cute green alien with purple eyes and a curly tail glowing softly.
  • A green cartoon alien wearing glasses and carrying a suitcase with a face. — Cool Alien Wallpaper
    A green cartoon alien wearing glasses and carrying a suitcase with a face.
  • A cute green alien baby with glowing purple eyes sitting cross-legged. — Cool Alien Wallpaper
    A cute green alien baby with glowing purple eyes sitting cross-legged.
  • A cute green alien baby with big eyes and purple arms smiling gently. — Cool Alien Wallpaper
    A cute green alien baby with big eyes and purple arms smiling gently.
  • A cute blue alien baby with big eyes and pointed ears. — Cool Alien Wallpaper
    A cute blue alien baby with big eyes and pointed ears.
  • Alien warrior with glowing eyes and golden weapons standing in a dark gradient. — Cool Alien Wallpaper
    Alien warrior with glowing eyes and golden weapons standing in a dark gradient.
  • Green alien warrior in dark armor with glowing aura standing against gray background — Cool Alien Wallpaper
    Green alien warrior in dark armor with glowing aura standing against gray background
  • Three UFOs emitting rainbow beams over snowy mountains at night. — Cool Alien Wallpaper
    Three UFOs emitting rainbow beams over snowy mountains at night.
  • Glowing blue alien head surrounded by smoke on black background — Cool Alien Wallpaper
    Glowing blue alien head surrounded by smoke on black background
  • A blue alien baby enjoying a pink topped ice cream cone. — Cool Alien Wallpaper
    A blue alien baby enjoying a pink topped ice cream cone.
  • A blue cartoon UFO with a smiling alien inside and a trailing exhaust. — Cool Alien Wallpaper
    A blue cartoon UFO with a smiling alien inside and a trailing exhaust.
  • A small friendly alien with big eyes and wrinkled skin glowing softly. — Cool Alien Wallpaper
    A small friendly alien with big eyes and wrinkled skin glowing softly.
  • A small glowing alien with big purple rimmed eyes and slender limbs. — Cool Alien Wallpaper
    A small glowing alien with big purple rimmed eyes and slender limbs.
  • A cute green alien with big blue eyes and glowing skin raises its hand. — Cool Alien Wallpaper
    A cute green alien with big blue eyes and glowing skin raises its hand.
  • Dynamic cosmic nebula with swirling red blue and gold gases glowing against black space. — Cool Alien Wallpaper
    Dynamic cosmic nebula with swirling red blue and gold gases glowing against black space.
  • Blue-skinned anime woman with blonde hair and red eyes in a black and pink outfit. — Cool Alien Wallpaper
    Blue-skinned anime woman with blonde hair and red eyes in a black and pink outfit.
  • Three green aliens in a claw machine under a starry night sky. — Cool Alien Wallpaper
    Three green aliens in a claw machine under a starry night sky.
  • Boy activating power to summon alien creatures in green energy burst. — Cool Alien Wallpaper
    Boy activating power to summon alien creatures in green energy burst.
  • Alien warrior with glowing eyes and armored vest — Cool Alien Wallpaper
    Alien warrior with glowing eyes and armored vest
  • A smiling cartoon alien with one eye and spotted limbs wearing a green dress. — Cool Alien Wallpaper
    A smiling cartoon alien with one eye and spotted limbs wearing a green dress.
  • A cute blue-hooded alien with large purple eyes smiles warmly. — Cool Alien Wallpaper
    A cute blue-hooded alien with large purple eyes smiles warmly.
  • A white alien head icon with large black eyes on a black background. — Cool Alien Wallpaper
    A white alien head icon with large black eyes on a black background.
  • Green alien child in colorful pajamas standing and smiling. — Cool Alien Wallpaper
    Green alien child in colorful pajamas standing and smiling.
  • A green alien baby in purple pajamas with glowing ears and a soft smile. — Cool Alien Wallpaper
    A green alien baby in purple pajamas with glowing ears and a soft smile.
  • A glowing-eyed alien monster with horns and claws crouches menacingly. — Cool Alien Wallpaper
    A glowing-eyed alien monster with horns and claws crouches menacingly.
  • Blue cartoon character with orange hat and single eye smiling. — Cool Alien Wallpaper
    Blue cartoon character with orange hat and single eye smiling.
  • A friendly blue alien with big purple eyes waving at viewer. — Cool Alien Wallpaper
    A friendly blue alien with big purple eyes waving at viewer.
  • A friendly green cartoon alien with big eyes and glowing hands. — Cool Alien Wallpaper
    A friendly green cartoon alien with big eyes and glowing hands.
  • A blue cartoon alien with orange eyes waves happily against a blue background. — Cool Alien Wallpaper
    A blue cartoon alien with orange eyes waves happily against a blue background.
  • A small green alien with big blue eyes sitting and smiling softly. — Cool Alien Wallpaper
    A small green alien with big blue eyes sitting and smiling softly.
  • A smiling blue alien with red antennae inside a gray flying saucer. — Cool Alien Wallpaper
    A smiling blue alien with red antennae inside a gray flying saucer.
  • Green cartoon monster driving a green classic convertible car. — Cool Alien Wallpaper
    Green cartoon monster driving a green classic convertible car.
  • UFO beams green light over forest at night under crescent moon. — Cool Alien Wallpaper
    UFO beams green light over forest at night under crescent moon.
  • A cheerful blue alien astronaut waves with glowing hands in a white suit. — Cool Alien Wallpaper
    A cheerful blue alien astronaut waves with glowing hands in a white suit.
  • A cheerful cartoon boy with a long nose and wild hair wearing striped clothes. — Cool Alien Wallpaper
    A cheerful cartoon boy with a long nose and wild hair wearing striped clothes.
  • Two blue-skinned aliens with red eyes and pink loincloths standing together. — Cool Alien Wallpaper
    Two blue-skinned aliens with red eyes and pink loincloths standing together.
  • Baby Yoda in a pilot helmet making a peace sign gesture. — Cool Alien Wallpaper
    Baby Yoda in a pilot helmet making a peace sign gesture.
  • Close-up of a menacing alien with glowing red eyes and metallic armor. — Cool Alien Wallpaper
    Close-up of a menacing alien with glowing red eyes and metallic armor.
  • A friendly cartoon alien with big blue eyes and a welcoming gesture. — Cool Alien Wallpaper
    A friendly cartoon alien with big blue eyes and a welcoming gesture.
  • A surreal alien landscape with a one-eyed humanoid and bizarre creatures in sepia tones. — Cool Alien Wallpaper
    A surreal alien landscape with a one-eyed humanoid and bizarre creatures in sepia tones.
  • A glowing green alien with red eyes crawling on a teal background. — Cool Alien Wallpaper
    A glowing green alien with red eyes crawling on a teal background.
  • Two comic book villains bizarre-spider and life-drainer with descriptive text. — Cool Alien Wallpaper
    Two comic book villains bizarre-spider and life-drainer with descriptive text.
  • Blue-skinned alien warrior with glowing energy and curved blade in dark gear. — Cool Alien Wallpaper
    Blue-skinned alien warrior with glowing energy and curved blade in dark gear.
  • Two figures face a giant red alien with glowing eyes under a yellow sky. — Cool Alien Wallpaper
    Two figures face a giant red alien with glowing eyes under a yellow sky.
  • A green cartoon alien doing a dab on a yellow crescent moon. — Cool Alien Wallpaper
    A green cartoon alien doing a dab on a yellow crescent moon.
  • Glowing green alien with orange eyes and raised hand — Cool Alien Wallpaper
    Glowing green alien with orange eyes and raised hand
  • A green-skinned alien with large dark eyes stares intently. — Cool Alien Wallpaper
    A green-skinned alien with large dark eyes stares intently.
  • Green one-eyed monsters overrun a shattered cityscape in a stylized digital illustration. — Cool Alien Wallpaper
    Green one-eyed monsters overrun a shattered cityscape in a stylized digital illustration.
  • A smiling blue alien in a bubble helmet floats above a planet with a pink ring and golden stars. — Cool Alien Wallpaper
    A smiling blue alien in a bubble helmet floats above a planet with a pink ring and golden stars.
  • A teal alien with purple eyes holds a glowing cosmic orb in a futuristic device. — Cool Alien Wallpaper
    A teal alien with purple eyes holds a glowing cosmic orb in a futuristic device.
  • Pixel-art character facing a wall of green alien masks in dark background. — Cool Alien Wallpaper
    Pixel-art character facing a wall of green alien masks in dark background.
  • A yellow cartoon monster with horns and a big smile waves cheerfully. — Cool Alien Wallpaper
    A yellow cartoon monster with horns and a big smile waves cheerfully.
  • A white cartoon creature with big eyes and stitched mouth stands with arms outstretched. — Cool Alien Wallpaper
    A white cartoon creature with big eyes and stitched mouth stands with arms outstretched.
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Showing 121–180 of 552 wallpapers

Frequently asked questions

Are there related collections to Cool Alien Wallpapers?

Nearby collections: abstract, landscape, colorful, stars. None of them repeat what is on this page.

How deep does the Cool Alien Wallpapers collection go?

The collection runs to 552 Cool Alien Wallpapers. Each is free to save, straight away.

Do these Cool Alien Wallpapers fit a phone screen?

The page carries both. 51 wide images sit alongside 9 tall ones. Both crops are already prepared.

Can I download these Cool Alien Wallpapers without signing up?

Nothing at all, and that includes the largest file. Downloading does not require a profile. No branding is burned into the image.