Single-player games like S.A.C.K. - Survive and Choose Knowledge
Below are 8 single-player Steam games similar to S.A.C.K. - Survive and Choose Knowledge, 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 S.A.C.K. - Survive and Choose Knowledge page.
Ranked picks
- 1

Crashborn
Single-player alternative to S.A.C.K. - Survive and Choose Knowledge — playable solo, no multiplayer required. Shares Action and Indie with S.A.C.K. - Survive and Choose Knowledge.
Lost and with no memories, cross a solar system to get back home. Tear through each planet's hordes to recharge your ship's energy and take off before the world turns lethal. Combine weapons, implants and anomalies until nothing can stop you. Every death rewrites your reality and your memory.
- 2

The Gun is Good
Single-player alternative to S.A.C.K. - Survive and Choose Knowledge — playable solo, no multiplayer required. Shares Action and Indie with S.A.C.K. - Survive and Choose Knowledge.
Action roguelike horde shooter. Bullet heaven vs bullet hell. Enter The Astral to slay demons by the thousands, loot and craft powerful guns and items, use the power of runes to get strong enough to defeat the Astral Kings.
- 3

NUVRATE
Single-player alternative to S.A.C.K. - Survive and Choose Knowledge — playable solo, no multiplayer required. Shares Action and Indie with S.A.C.K. - Survive and Choose Knowledge.
NUVRATE is a pixel-art arcade action roguelite: face ever-growing hordes, build a battlefield-shaping arsenal, master a relentless boss series, then switch up the pace and chase high scores in DANCER.
- 4

Wanderburg
Single-player alternative to S.A.C.K. - Survive and Choose Knowledge — playable solo, no multiplayer required. Shares Action and Indie with S.A.C.K. - Survive and Choose Knowledge.
Drive your Castle on Wheels into battle in this minimalist medieval roguelike of roaming fortresses! Devour entire villages, build your modular arsenal of siege machinery and break the game as you grow with every stronghold you crush.
- 5

Cursor Survivors
Single-player alternative to S.A.C.K. - Survive and Choose Knowledge — playable solo, no multiplayer required. Shares Action and Indie with S.A.C.K. - Survive and Choose Knowledge.
Your friend's "harmless" prank virus mutated and hijacked your PC! Luckily, your AI assistant is ready. Command an evolving fleet of cursors in this bullet-heaven roguelite. Purge swarms of mutating malware, stack game-breaking upgrades, and reclaim your system!
- 6

DET-33
Single-player alternative to S.A.C.K. - Survive and Choose Knowledge — playable solo, no multiplayer required. Shares Action and Indie with S.A.C.K. - Survive and Choose Knowledge.
A bullet-heaven roguelite in the ruins of new London. Take contracts from four warring factions, build a gun that breaks the game, and reach the evac before the city closes over you. 700+ weapons, interlocking build engines, and a fresh map every run.
- 7

Ultra Mech Directorate
Single-player alternative to S.A.C.K. - Survive and Choose Knowledge — playable solo, no multiplayer required. Shares Action and Indie with S.A.C.K. - Survive and Choose Knowledge.
Pilot the Ultra Mech and blast down to overrun worlds, eviscerating enemy factions while rescuing brave marines in this sci-fi rogue-lite dungeon crawler!
- 8

DEBTBOUND: Never Unplug
Single-player alternative to S.A.C.K. - Survive and Choose Knowledge — playable solo, no multiplayer required. Shares Action with S.A.C.K. - Survive and Choose Knowledge.
DEBTBOUND: Never Unplug is a FPS roguelite where you’ll fight waves of enemies while building your upgrade deck, discovering new items, and exploring procedurally generated maps. Your weapon can also mutate into different combat styles.