Single-player games like Sector Six
Below are 13 single-player Steam games similar to Sector Six, 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 Sector Six page.
Ranked picks
- 1
Deadtime Defenders
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and Indie with Sector Six.
Complete bounties, acquire legendary loot, upgrade your gear, and level up as you fight back against invading monsters in this side-scrolling looter shooter RPG.
- 2
Subell's Abyss
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and Indie with Sector Six.
Subell's Abyss is a sandbox looter shooter where everything is an item. Capture any enemy you like and summon it in combat, or steal the magic missiles it shoots and fire them from your gatling gun. Experience near infinite character-building potential in a mysterious world.
- 3
Shadow Survival
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and Indie with Sector Six.
Unleash familiar and unfathomable weaponry upon hordes of demonic forces and fight for survival along side your friends in this story-driven online action game.
- 4
Xenomire
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and Indie with Sector Six.
XENOMIRE is a 2D sci-fi horror extraction shooter. Descend to a contaminated alien planet, complete contracts, gather loot, and extract before the horrors lurking there tear you apart. Upgrade your gear and create unique builds for each high-risk expedition.
- 5
YOU ARE THE DINNER
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and Indie with Sector Six.
Help the army clear out billions of zombies from major cities. We're not here for fun, soldier! When you run out of power, you die. "You Are The Dinner" is an immersive action rougelike game where you can feel the psychology of a young soldier trying to fulfill his duties in a city full of zombies.
- 6
Power of Desert (Quvvat ul-Sahro)
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and RPG with Sector Six.
Immerse yourself in the world of medieval Central Asia during the golden age of science, culture, and Islamic revival. Power of Desert is a story-driven, single-player RPG inspired by Uzbek folklore, Turkic legends, and the spirit of ancient warriors. A cinematic journey awaits!
- 7
Assault Suit Leynos 2 Saturn Tribute
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action with Sector Six.
Modify. Deploy. Dominate. The Ultimate Robot Action Reborn.
- 8
FIRE. HOLD. REPEAT.
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and Indie with Sector Six.
The only desktop companion shooter on Steam. Your soldier holds the line right on your desktop. Every click and every keystroke fires a shot – fend off endless enemy waves, loot weapons and upgrade your gear while you go about your day.
- 9
R-Type Final 2
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action with Sector Six.
R-Type has returned! The legendary side-scroller is back and better than ever with beautifully rendered 3D graphics, exhilarating shoot-'em-up gameplay, and a multitude of stages, ships, and weapons that will allow you to conduct a symphony of destruction upon your foes.
- 10
Chicken Invaders 5
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and Indie with Sector Six.
Chicken Invaders puts you at the forefront of a battle against invading intergalactic chickens, bent on revenge for our oppression of Earth chickens. This time, the chickens have hatched a devious plan to block out sunlight and freeze Earth to death!
- 11
METAL SLUG
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action with Sector Six.
“METAL SLUG ”, the very first title in SNK’s legendary 2D run & gun action shooting game series where all began, returns to the missions on the Steam gaming platform!
- 12
Light of the Locked World
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Action and Indie with Sector Six.
A fantasy role-playing game. Cruel whispers in the back of your mind... Dead cities, lands devastated by war. Grotesque past and hopeful future. Shining spires reflected in the waters of the abyss. Welcome, immigrant, to the Locked World, it is yours to unlock.
- 13
Magic of Autumn
Single-player alternative to Sector Six — playable solo, no multiplayer required. Shares Indie and RPG with Sector Six.
Magic of Autumn is a unique card puzzle game. Explore a magical island, turn the environment into cards, build decks to overcome card battles, and get your soul back.