Single-player games like UFO 50
Below are 16 single-player Steam games similar to UFO 50, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like UFO 50 page.
Ranked picks
- 1

Spelunky
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Indie with UFO 50.
Spelunky is a unique platformer with randomized levels that offer a challenging new experience each time you play. Journey deep underground and explore fantastic places filled with all manner of monsters, traps, and treasure.
- 2

Shovel Knight: Treasure Trove
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
Shovel Knight: Treasure Trove is the complete Shovel Knight collection, containing all 5 games in the epic saga! Dig, blast, slash, and bash your way through a fantastical, 8-bit inspired world of pixel-perfect platforming, memorable characters, and world-class action-adventure gameplay.
- 3

Atari 50: The Anniversary Celebration
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Adventure with UFO 50.
Atari 50: The Anniversary Celebration takes players on an interactive journey through 50 years of video games via interviews with designers, developers and industry leaders, documentary footage, product design documents, high-res original artwork, and a curated list of more than 90 playable games.
- 4

HUNTDOWN
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
In the mayhem-filled streets of the future where criminal gangs rule and cops fear to tread, only the bounty hunters can free the city from the corrupt fist of felony. Lay waste to the criminal underworld and make a killing in this hard boiled action comedy arcade shooter.
- 5

Jamestown
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
Jamestown: Legend Of The Lost Colony is a neo-classical top-down shooter for up to 4 players, set on 17th-century British Colonial Mars. It features all the intensity, depth, and lovingly handcrafted pixels of a classic arcade shooter, with a modern twist: deeply-integrated cooperative gameplay.
- 6

Blazing Chrome
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
In Blazing Chrome, bring your best pal and kick some metal butts to free the humankind while enjoying a classic run’n’gun, fully loaded with action and exciting fights!
- 7

Vampire Survivors
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!
- 8

Mega City Force
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
Retrowave Action Roguelike featuring tough agents battling crime to the electrifying music of artists like Droid Bishop, Timecop1983, and more! Choose your agent and dive into hardcore action against enemies and bosses, utilizing a vast arsenal and special abilities that will define your playstyle
- 9

Celeste
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
Help Madeline survive her inner demons on her journey to the top of Celeste Mountain, in this super-tight platformer from the creators of TowerFall. Brave hundreds of hand-crafted challenges, uncover devious secrets, and piece together the mystery of the mountain.
- 10

Aviano
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
Hang gliding simulation game, on an adventure with a story to guide you to unexplored places and strange new worlds.
- 11

Project Entertainment System
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
Play as the Grim Reaper in an FPS that draws huge inspiration from Retro FPS mechanics. You'll fight your way through the levels funded by the souls of your enemies where one bullet could be the difference between a well deserved victory or a broken 'R' key.
- 12

NINJA GAIDEN: Ragebound
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
A brand-new side-scrolling entry to the NINJA GAIDEN series from the team behind Blasphemous, NINJA GAIDEN: Ragebound redefines the classic platformer saga in a spectacular, thrilling and challenging ninja adventure.
- 13

Spelunky 2
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
Spelunky 2 builds upon the unique, randomized challenges that made the original a roguelike classic, offering a huge adventure designed to satisfy players old and new. Meet the next generation of explorers as they find themselves on the Moon, searching for treasure and missing family.
- 14

SHINONOME : Rainy Night Manor
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
A haunted house where ghosts and vengeful spirits lurk around every corner. Your courage and wit will be put to the test in order to survive. Use trails and sounds as clues to progress in this exciting new roguelike escape game.
- 15

Party House
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Strategy with UFO 50.
It's your friend Bab's birthday! Collect all cakes in all 4 levels to win!
- 16

VVVVVV
Single-player alternative to UFO 50 — playable solo, no multiplayer required. Shares Action and Indie with UFO 50.
VVVVVV is a platform game all about exploring one simple mechanical idea - what if you reversed gravity instead of jumping?