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

SENRAN KAGURA Peach Beach Splash
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
The buxom shinobi of SENRAN KAGURA are back, and they've traded their katanas for water guns in this Third-Person Splasher! Customize your team, lead them through battles across a sprawling single-player campaign, or go online and take on teams worldwide. Come on in; the water's great!
- 4

Pistol Whip
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
Enter: the ultimate action hero. Pistol Whip is a physical action-rhythm game where film-inspired gunplay and blood-pumping beats collide. Blast, duck and dodge your way through fever dream Scenes, build unique rhythms in a ballet of bullets and claim glory on the leaderboards. Includes mod support!
- 5

Rez Infinite
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Action with Gal*Gun 2.
The legendary action-shooter finally comes to PC, and in style! Blast your way through mind-melting visuals and amazing beats, all in your quest through cyberspace to save a world on the verge of collapse. Playable on your desktop or in fully immersive VR.
- 6

The Ditzy Demons Are in Love With Me
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Adventure with Gal*Gun 2.
Ren’s virginity is in danger as he is suddenly pushed into the school’s special girl's dormitory full of useless demons. Assigned as an assistant to watch over them, his happy and troublesome days as a teacher for these cute but incompetent demons has begun.
- 7

Go! Go! Nippon! ~My First Trip to Japan~
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Adventure with Gal*Gun 2.
The week you spend in Japan will certainly be memorable!!! Get a taste of the foreign travel offered by printed guidebooks. Enjoy a tour around Japan from the comfort of your own home!
- 8

My Furry Neighbour 🐾
Single-player alternative to Gal*Gun 2 — playable solo, no multiplayer required. Shares Adventure with Gal*Gun 2.
There's a new girl in town! You live a mundane otaku life until one day, your new neighbor turns everything upside down. Experience a story filled with romance, comedy, and a touch of personal drama!
- 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"!