Single-player games like Gal*Gun 2
Below are 16 single-player Steam games similar to Gal*Gun 2, 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 Gal*Gun 2 page.
Ranked picks
- 1

Gal*Gun: Double Peace
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action and Adventure with Gal*Gun 2.
A rail shooter, with a difference, replacing bullets with pheromone shots, and enemies with giddy love-obsessed school girls. Every love letter and advancing kiss drains your energy! Repel them while upgrading your power ups and take part in outrageously lewd mini-games to find your true love!
- 2

Gal*Gun Returns
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action and Adventure with Gal*Gun 2.
The infamous ecchi rail-shooter is back! Fight back with pheromones as girls throw themselves at you and try to find true love in less than a day! Discover a beautifully reimagined version of the first game of the series that never came to the west!
- 3

Atlantis Adventure VR
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action and Adventure with Gal*Gun 2.
Atlantis Adventure is an Action Adventure VR Game.The game can run on both PC and VR platforms.Hunting monsters from different ages in search of Atlantis treasuresJoin the Great and Immense Adventure !!!!!
- 4

Gal*Gun VR
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action and Adventure with Gal*Gun 2.
Put the VR headset on and enter a world where you are the most popular guy around! Dreams do come true! The legendary arcade-shooting game "Gal*Gun" is here in VR!
- 5

Train Chase
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
You're being chased by the enemy and have to escape. Fight their drones, turrets and vehicles on a train through several levels and several waves. Use different types of weapons to deal as much as damage with the least amount of bullets. Dodge their attacks during the bullet time.
- 6

HORIZON VANGUARD
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
Blast your hovercycle through the enemy's crushing forces under a bright blue sky! Dodge enemy fire, attack huge mechanical targets, and score critical pistol hits in this new style of forward-scrolling arcade action. This is VR Arcade Shooting.
- 7

Kindred Spirits on the Roof
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Adventure with Gal*Gun 2.
During lunch one day, Toomi Yuna meets two "Kindred Spirits" on the roof of her school. When they insist she help them nurture young love, Yuna finds herself playing "yuri cupid" to six unique and adorable couples. Can she remain aloof or will the promise of a "yuritopia" reach her too?
- 8

Loca-Love My Cute Roommate
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Adventure with Gal*Gun 2.
Aoi Ichitaro has had a crush on his cute coworker, Kojika Hiwa, for quite some time. When he's presented with the opportunity to move in with her, all his wildest dreams may finally be coming true...!
- 9

SENRAN KAGURA Reflexions
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Adventure with Gal*Gun 2.
Can you feel it? The beating of her heart... In a classroom after school, learn the ways of "reflexology" by syncing with her heart and body. In SENRAN KAGURA Reflexions, interact with your favorite shinobi heroine like never before.
- 10

Bloodstained: Curse of the Moon
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
Battle with swords and whips in this retro-style action game brought to you by game creator Koji Igarashi and Inti Creates! Play as Zangetsu, a demon slayer bearing a deep grudge, who must travel through perilous lands to defeat a powerful demon lurking in a dark castle.
- 11

Azure Striker Gunvolt
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
A 2D action game featuring a young man with the power of lightning who stands for freedom against the evil ambitions of a massive organization. When lightning strikes, a new legend is born.
- 12

Bloodstained: Curse of the Moon 2
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
Koji Igarashi and Inti Creates are back with more retro sword-and-whip action! Curse of the Moon 2 brings classic 2D action and a dark, 8-bit aesthetic together with modern playability.
- 13

Gal Guardians: Demon Purge
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action and Adventure with Gal*Gun 2.
In order to save their school after it turns into a massive demonic castle, two "Demon Hunter" sisters slash and shoot their way through this 2D action adventure. Players can swap between control of both characters on the fly, each with entirely different skillsets.
- 14

Blaster Master Zero
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
Mutant scum never learn! Blaster Master Zero makes its Steam debut! Blaster Master Zero is a 8-bit style top-down & sideview 2D action-adventure game that hearkens back to the golden age of the NES. The game features new gameplay elements such as improved gameplay, and a more robust scenario.
- 15

Dragon Marked For Death
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
Dragon Marked For Death is a 2D side-scrolling action RPG game where up to 4 players can play together in online multiplayer. The characters, known as the Dragonblood Clan, have forged a pact with the Astral Dragon, which granted them special new powers.
- 16

YOHANE THE PARHELION -BLAZE in the DEEPBLUE-
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action and Adventure with Gal*Gun 2.
Yohane the Parhelion is an official spin-off of "Love Live! Sunshine". Yohane's fantasy world sets the stage for a 2D metroidvania in "Yohane the Parhelion: Blaze in the Deepblue"!