Single-player games like Polygon Attack
Below are 10 single-player Steam games similar to Polygon Attack, 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 Polygon Attack page.
Ranked picks
- 1

Distant Space
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action and Indie with Polygon Attack.
Distant Space are present the arcade game of cosmic fights in arcade style of the 80's, this is a game where you can control the spaceship and forced to destroy extraterrestrials, which are moving in the certain order.
- 2

Sektori
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action with Polygon Attack.
Sektori is an intense, fast paced twin-stick shooter infused with hard hitting techno music. A game where the high-adrenaline gameplay, visuals, and music come together to transport you into another state of consciousness.
- 3

Geometry Survivor
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action with Polygon Attack.
Geometry Survivor is rogue-lite survival where you fight waves of enemies. Unlock innovative upgrades in the shop, acquire new ships and conquer the unforgiving grid world.
- 4

KILL KNIGHT
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action with Polygon Attack.
KILL KNIGHT is an ultra-responsive arcade-inspired isometric action shooter. Condemned to eternal sufferance, deep within the voids of an eldritch arena, you must wield an arsenal of devastating weaponry to obliterate swarms of otherworldly horrors - and MASTER THE DEMON WITHIN.
- 5

Earthion
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action with Polygon Attack.
Earthion is a side-scrolling space shooter developed natively for 16-bit systems. Guide space fighter pilot Azusa Takanashi in her fight to repel the alien invaders and save planet Earth.
- 6

Astebreed: Definitive Edition
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action and Indie with Polygon Attack.
Climb into the cockpit of an otherworldly war machine and fly into battle against a horrifying alien race bent on eradicating humanity to preserve their own civilization.
- 7

Beat Hazard
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action and Indie with Polygon Attack.
Experience your music collection like never before with this intense music driven arcade shooter. Each of your songs will have its own unique ebb and flow based on the music.
- 8

Radiant Silvergun
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action with Polygon Attack.
Set on the earth and in space on July 14, 2520 A.D., the film explores the mystery of mankind's extinction. Various terrains become battlefields. Enemies attack from all directions. There are 23 bosses in total. Aim for a high score by making full use of score bonuses and level-up weapons!
- 9

ULTIMATE HARDBASS DEFENCE
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Action and Indie with Polygon Attack.
SHOOT. SURVIVE. DANCE HARDBASS.
- 10

The Directed
Single-player alternative to Polygon Attack — playable solo, no multiplayer required. Shares Indie and Casual with Polygon Attack.
Go around dangerous traps, solve riddles. There is only one way. Can you find it?