Single-player games like Gunducky Industries++
Below are 16 single-player Steam games similar to Gunducky Industries++, 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 Gunducky Industries++ page.
Ranked picks
- 1

Sky Squadron
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
Jump in the bloomin' gunner seat as Keith Koala to save your mates & their island paradise from the evil invading empire! Sky Squadron offers a unique Aussie twist on shooter classics like Star Fox and Panzer Dragoon, while adding thrilling & immersive VR gunner gameplay.
- 2

LUL inc.
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
LUL Inc. is a collection of 36 different microgames that will test your skills in a variety of genres. Can you beat them all and defeat the three evil machines?
- 3

Strike Suit Zero
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
Pilot the mecha Strike Suit across massive fleet battles where your dogfighting skills decide Earth's fate. Fast, frantic space combat with capital ship destruction, multiple endings, and a universe that's anything but empty. This is space combat reborn.
- 4

Drunken Robot Pornography
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
Bullet-hell, boss-battle, first-person shooter, with giant-robots, martinis and jetpacks. YES. Drink the cocktails. Fight the titans. Make your own Titans. Drink your friend's cocktails.
- 5

Gearbits
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
Fast-paced mecha themed third person shooter.
- 6

Captain Wayne - Vacation Desperation
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
Captain Wayne is an intense, fast-action Retro Shooter about a sailor with a SHOTGUN for an ARM!! With a cartoony, hand-drawn art style and gory gameplay, you'll have to mow down enemies through 8 action-packed locales to take back what's yours. ARE YOU READY TO RAISE ANCHOR?
- 7

Assault Android Cactus+
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
Assault Android Cactus is an intense arcade style twin stick shooter - pick from one of nine unique synthetic heroines and blast your way through overwhelming robots hordes to save the ship from its own workforce. Supports single player and local co-op game modes.
- 8

Project Wingman
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
Project Wingman is a flight action game that lets you take the seat of advanced fighter jets and become a true ace. Fight in various missions and gamemodes ranging from intense aerial dogfights to large scale ground assault in an alternate scorched earth setting.
- 9

Newtonian Inversion
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Indie with Gunducky Industries++.
Navigate from grav panel to grav panel by altering the flow of gravity with your grav gun.
- 10

The Voices Games 2d Collection
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
A collection of 4 small games by The Voices Games Ascendshaft: A vertical scrolling shootemup Violetti Goottii: A 2d Platformer Dragons in Space: A sidescrolling Shootemup Endless Shaft: A score attack survival game
- 11

The Voices Games 3d Collection
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
A collection of 4 small games by The Voices Games Lizard Lady vs the Cats: a 3rd person shooter Lady in a Leotard With a Gun: a 3rd person shooter Spectrewoods: a horror themed 3rd person shooter Ayleouna: a platformer with twin stick shooting
- 12

The Voices Games Extra Collection
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action with Gunducky Industries++.
A collection of 4 short games from The Voices Games: a 3rd person horror shooter, 2d platformer, flight simulator in a tunnel and a second person escape
- 13

Sqwrk
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
fast paced 3d platformer with momentum based movement
- 14

Hoodie Survivor and Super Hoodie Bros
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action and Indie with Gunducky Industries++.
Auto shooter score attack survival game where your character moves forward continuously and you control the direction of travel by rotating left and right
- 15

Multigun and Plaguetrix
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action with Gunducky Industries++.
Multigun an fps where you have one gun that shoots multiple ammo types and you must use the ammo in the order that it is collected. Plaguetrix fmv game where you walk forwards through a real video
- 16

bolmn
Single-player alternative to Gunducky Industries++ — playable solo, no multiplayer required. Shares Action with Gunducky Industries++.
action 3d platformer with a variety of gimmicks including block throwing, whip combat, pinball and stealth