Single-player games like Reloader: test_subject
Below are 12 single-player Steam games similar to Reloader: test_subject, 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 Reloader: test_subject page.
Ranked picks
- 1

Valkyrie Raid
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Simulation with Reloader: test_subject.
Deliver devastating close air support while commanding a dynamic battlefield in this 2D action shooter with real-time strategy and roguelite progression.
- 2

Bat of dead
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Indie with Reloader: test_subject.
In a grim world where reality intertwines with nightmare, you are the last surviving guardian, armed with a legendary bat—an ancient artifact of unimaginable power.
- 3

Tell Some Story: Foz
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Indie with Reloader: test_subject.
Action-adventure + Third person shooter. The year is 2042, the near future, the gloomy world of cyberpunk will offer you the role of detective Foz. Random circumstances drag the hero into a showdown between gangs and corporations, where he has to make a choice on whose side he is.
- 4

Blind Fate: Edo no Yami
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action with Reloader: test_subject.
Test your limits in this hardcore, cyber-samurai game set in post-apocalyptic Japan. Parry your foes’ blows with your weapon of choice and use implants to attack the weaknesses of unstoppable bosses from Japanese folklore!
- 5

HordeCore
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Strategy with Reloader: test_subject.
HordeCore is a kick-ass side-scrolling shooter set in a post-apocalyptic world. Play alone, or as a team - and destroy, survive, craft, and explore!
- 6

LIBERATED
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Indie with Reloader: test_subject.
Lock, load, and get ready for a new kind of action adventure! Immerse yourself in a noir rain-soaked city inside a paperback comic. Uncover a cyberpunk conspiracy against human rights. THIS is the revolution.
- 7

BOMJMAN
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Indie with Reloader: test_subject.
BOMJMAN is a hardcore indie shooter, based on the author’s cartoon of the same name, about a hobo-superhero, who punishes evil in the futuristic city, ridden with crime. Evil must be defeated but our hero must answer one question – what for?
- 8

Rogue Stormers
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Indie with Reloader: test_subject.
An action packed platform shooter mashed-up with roguelike and RPG elements, crazy 3D graphics and co-op multiplayer for one to 4 players.
- 9

Receiver
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Indie with Reloader: test_subject.
Receiver was created for the 7-day FPS challenge to explore gun handling mechanics, randomized levels, and unordered storytelling. Armed only with a handgun and an audio cassette player, you must uncover the secrets of the Mindkill in a building complex infested with automated turrets and hovering shock drones.
- 10

Receiver 2
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Indie with Reloader: test_subject.
Receiver 2 simulates every internal part of each firearm based on manufacturer schematics and gunsmithing resources. Learn exactly how each sidearm works, including how to load and unload them, clear malfunctions, and operate their safety features.
- 11

The Tower of Worth
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Indie with Reloader: test_subject.
The Tower of Worth is ego-changing action game. You become one of the numerous Challengers and You must overcome ordeals and competition to climb the highest point of the tower. Steal competitors' skills, get new ability by investing your worth and control your action to get a wanted ego.
- 12

A.R.M.: Absolutely Reliable Machine
Single-player alternative to Reloader: test_subject — playable solo, no multiplayer required. Shares Action and Strategy with Reloader: test_subject.
A.R.M. is a 2D action game focused on concentrated battle without moving. Take inevitable competition against fearsome monsters that want to destroy our world!