Games like SpiderAttack
Games like SpiderAttack include SANABI, Exit the Gungeon, A Dance of Fire and Ice, Rogue Legacy 2, and Planet of Lana. We matched them by the tags players give SpiderAttack on Steam (Action, Arcade, 2D Platformer, 2D, and Atmospheric): closest matches first, and among equally close ones the better-known games.

SANABI
Shared: Action · 2D Platformer · 2D

Exit the Gungeon
Shared: Arcade · Action · Indie

A Dance of Fire and Ice
Shared: Arcade · Singleplayer · 2D

Rogue Legacy 2
Shared: Arcade · Action · Indie

Planet of Lana
Shared: Action · 2D Platformer · Atmospheric

Vampire Survivors
Shared: 2D · Indie · Singleplayer

Hollow Knight
Shared: 2D · Indie · Singleplayer

Pizza Tower
Shared: 2D Platformer · Indie · Action

Katana ZERO
Shared: Action · 2D Platformer · 2D

Skul: The Hero Slayer
Shared: Action · Indie · 2D

Hollow Knight: Silksong
Shared: 2D · Indie · Singleplayer

Celeste
Shared: 2D Platformer · Indie · 2D

Streets of Rage 4
Shared: Action · 2D · Arcade

ANTONBLAST
Shared: Action · 2D Platformer · 2D

Timberman
Shared: Action · 2D · Indie

UFO 50
Shared: Action · Arcade · Indie

Downwell
Shared: Arcade · Action · 2D Platformer

LUFTRAUSERS
Shared: Arcade · Action · Indie

One Finger Death Punch
Shared: Action · Indie · Singleplayer

Super Meat Boy
Shared: 2D Platformer · 2D · Indie

SHINOBI: Art of Vengeance
Shared: Action · 2D Platformer · Singleplayer

Gravity Circuit
Shared: Action · 2D · 2D Platformer

Rogue Legacy
Shared: Action · Indie · 2D

Windowkill
Shared: Action · Arcade · Indie