Single-player games like Gundemonium Recollection
Below are 9 single-player Steam games similar to Gundemonium Recollection, 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 Gundemonium Recollection page.
Ranked picks
- 1

GundeadliGne
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action and Indie with Gundemonium Recollection.
Reload for more shooting action with GundeadliGne, the 2nd title in the Gundemonium Collection
- 2

Hitogata Happa
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action and Indie with Gundemonium Recollection.
Shoot 'em up with the 3rd game in the Gundemonium Collection series.
- 3

Deathsmiles
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action and Indie with Gundemonium Recollection.
Deathsmiles is CAVE's bullet-hell shoot-'em-up where you take the role of one of five Angels to defend the magical land of Gilverado from an invasion by Hell itself! Eradicate this devilish assault!
- 4

Gun Wings
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action and Indie with Gundemonium Recollection.
A mysterious meteorite from deep space was detected approaching the Solar System, before the meteorite is due to hit the Earth, three of the girls who had their bodies modified as weapons are sent, along with all the hopes of humanity, to destroy the meteorite and save mankind...
- 5

Mushihimesama
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action with Gundemonium Recollection.
Battle huge "Koju" bugs in CAVE's beautiful fantasy shooter, Mushihimesama. Experience the thrill of bullet hell from the masters of the genre as you evade visually stunning shot patterns with thousands of bullets.
- 6

DRAINUS
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action and Indie with Gundemonium Recollection.
This is a side-scrolling shooting game in which you take control of the "Drainus", the Kharlal Empire's most cutting-edge fighter with the ability to absorb energy bullets, and take down the enemy ships zipping through space.
- 7

Mirage Feathers
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action and Indie with Gundemonium Recollection.
「Maybe one day, I won't have to fight when I fly.」
- 8

Sora
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action and Indie with Gundemonium Recollection.
From Orange Juice comes a shoot'em'up starring the lone enhanced human, Sora. The sequel of the high-speed shoot'em'up "Suguri", with improved game system and graphics.
- 9

Bunny Must Die! Chelsea and the 7 Devils
Single-player alternative to Gundemonium Recollection — playable solo, no multiplayer required. Shares Action and Indie with Gundemonium Recollection.
From the creator of the Gundemonium Collection comes a thrilling new 2D action-platformer! Help Bunny escape the Devils’ Labyrinth and defeat the 7 Devils in this hilariously over-the-top action-platformer game. Battle through a large, connected map filled with unique enemies, traps, and puzzles.