Single-player games like Gun Knight All Day
Below are 8 single-player Steam games similar to Gun Knight All Day, 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 Gun Knight All Day page.
Ranked picks
- 1

Peace Data
Single-player alternative to Gun Knight All Day — playable solo, no multiplayer required. Shares Action and Adventure with Gun Knight All Day.
Peace Data — hard "Roguelike" game, in which you have to play for Bitard, saving Rusland from the tyranny of the authorities that destroyed the opposition and led the country to ruin, making slaves of citizens.
- 2

ATOMINE
Single-player alternative to Gun Knight All Day — playable solo, no multiplayer required. Shares Action with Gun Knight All Day.
Atomine is a twin stick procedural shooter rogue-lite set in a virtual world with minimalist design, where the player recounts on the screen the real events of STUXNET, the first weapon ever created in the form of computer virus.
- 3

HyperParasite
Single-player alternative to Gun Knight All Day — playable solo, no multiplayer required. Shares Action and Adventure with Gun Knight All Day.
A rogue-lite twin-stick shooter/brawler that never plays the same twice. Collect and control 60 different characters as the body-snatching alien Parasite with a grudge against humanity. Fight to the top of the food chain: possess the President, push the Big Red Button and one-up the human race.
- 4

Toroom
Single-player alternative to Gun Knight All Day — playable solo, no multiplayer required. Shares Action and Adventure with Gun Knight All Day.
Toroom is a dungeon crawler roguelike-like top-down shooter, where the protagonist just wants to come back to his bedroom after waking up in a world of fantasy. Fight your way through multiple biomes, clear rooms full of enemies, get as much loot as possible and defeat the bosses in your way.
- 5

Sharded World
Single-player alternative to Gun Knight All Day — playable solo, no multiplayer required. Shares Action and Adventure with Gun Knight All Day.
Sharded World is a reversed bullet hell, rogue-lite, ARPG game combining simple gameplay and great rpg progression. Each level has its own unique features and challenges. Upgradable characters, weapons and orbs. Challenges, daily quests, and leaderboards. Fight, get stronger and defeat the Lich!
- 6

Enter the Gungeon
Single-player alternative to Gun Knight All Day — playable solo, no multiplayer required. Shares Action and Adventure with Gun Knight All Day.
Enter the Gungeon is a bullet hell dungeon crawler following a band of misfits seeking to shoot, loot, dodge roll and table-flip their way to personal absolution by reaching the legendary Gungeon’s ultimate treasure: the gun that can kill the past.
- 7

Survivor Mercs
Single-player alternative to Gun Knight All Day — playable solo, no multiplayer required. Shares Action with Gun Knight All Day.
Purge the billionaires' robot army with your Merc squad! Fast-paced twin-stick action, frantic horde survival, tactical squad-building & tons of loot! Exploit game-breaking synergies to beat the M.E.G.A. Corp. bosses in ever-changing operations. Lock, load, and loot, Commander!
- 8

Rush Rover
Single-player alternative to Gun Knight All Day — playable solo, no multiplayer required. Shares Action and Adventure with Gun Knight All Day.
Rush Rover is a 2D top-down shooter game. Compared to other similar games of the genre, the shooting experience is closer to traditional shoot'em up games. It includes random map generation, unique weapons, lots of different enemies, exciting boss battles and a dynamic chiptune soundtrack.