Single-player games like Descent 3
Below are 8 single-player Steam games similar to Descent 3, 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 Descent 3 page.
Ranked picks
- 1

Descent
Single-player alternative to Descent 3 — playable solo, no multiplayer required. Shares Action with Descent 3.
Welcome to Descent™ - 27 levels of the most mind-bending, stomach-churning action game ever. Featuring true 3-Dimensional worlds and six degrees of freedom.
- 2

Descent 2
Single-player alternative to Descent 3 — playable solo, no multiplayer required. Shares Action with Descent 3.
More pulse-pounding 360° action blasting through tunnels with six degrees of freedom.
- 3

Overload
Single-player alternative to Descent 3 — playable solo, no multiplayer required. Shares Action with Descent 3.
A new six-degree-of-freedom shooter with intuitive controls, amazing lighting and graphics. From the creators of Descent, Overload is the best zero-gravity robot-blasting combat ever.
- 4

STAR WARS™: Dark Forces Remaster
Single-player alternative to Descent 3 — playable solo, no multiplayer required. Shares Action with Descent 3.
The evil Empire is currently creating a doomsday army behind a veil of secrecy. However, they are no match for the Rebel Alliance's covert operations division. Your mission is to infiltrate the Empire and put an end to their plans for terror and domination.
- 5

Freespace 2
Single-player alternative to Descent 3 — playable solo, no multiplayer required. Shares Action with Descent 3.
FreeSpace 2, the follow up to the classic Descent: FreeSpace – The Great War is ready to engage you in the second round. Follow the Grand Terran Vasudan Alliance further into the mysteries of the Shivans. Get your flight stick and hit the flight deck. The last time was just a warm up.
- 6

Shattered Horizon
Single-player alternative to Descent 3 — playable solo, no multiplayer required. Shares Action with Descent 3.
Experience zero gravity space combat in this innovative FPS. Now includes the Last Stand pack: play all game modes in single player with bots.
- 7

Battlezone: Combat Commander
Single-player alternative to Descent 3 — playable solo, no multiplayer required. Shares Action with Descent 3.
Battlezone: Combat Commander remasters FPS-RTS classic Battlezone II with slick new visuals, brand new achievements, Steam Workshop support and much more! The solar system is at war. Take command.
- 8

Sublevel Zero Redux
Single-player alternative to Descent 3 — playable solo, no multiplayer required. Shares Action with Descent 3.
Sublevel Zero Redux is a roguelite six-degree-of-freedom shooter in a universe where reality is falling apart. Use your zero-g gunship to fight through a vast underground facility, looting advanced weapons to destroy hordes of deadly enemies.