Games like Escape from Demon Island
Games like Escape from Demon Island include Vampire Survivors, Balatro, Cluckmech Oasis, 20 Minutes Till Dawn, and Slay the Spire 2. We matched them by the tags players give Escape from Demon Island on Steam (Strategy, Vampires, Survival, Roguelike, and Casual): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Vampires · Roguelike · Bullet Hell

Balatro
Shared: Roguelike · Strategy · Card Game

Cluckmech Oasis
Shared: Strategy · Roguelike · Tower Defense

20 Minutes Till Dawn
Shared: Survival · Bullet Hell · Top-Down Shooter

Slay the Spire 2
Shared: Roguelike · Strategy · Card Game

Plants vs. Zombies GOTY Edition
Shared: Strategy · Tower Defense · Casual

Slay the Spire
Shared: Roguelike · Card Game · Strategy

Megabonk
Shared: Roguelike · Survival · Bullet Hell

Necrosmith
Shared: Strategy · Tower Defense · Roguelike

Brotato
Shared: Roguelike · Survival · Bullet Hell

Bloons TD 6
Shared: Strategy · Tower Defense · Casual

Apocalypse Party
Shared: Casual · Roguelike · Top-Down Shooter

Stacklands
Shared: Survival · Card Game · Strategy

Stoneshard
Shared: Strategy · Roguelike · Survival

Dungeon of the ENDLESS™
Shared: Strategy · Roguelike · Tower Defense

Vampire Crawlers: The Turbo Wildcard from Vampire Survivors
Shared: Strategy · Roguelike · Card Game

Slots & Daggers
Shared: Strategy · Roguelike · Casual

Rogue Tower
Shared: Strategy · Roguelike · Tower Defense

Heretic's Fork
Shared: Strategy · Tower Defense · Card Game

FTL: Faster Than Light
Shared: Strategy · Roguelike · Indie

Rocket Rats
Shared: Casual · Vampires · Bullet Hell

Asgard's Fall — Viking Survivors
Shared: Casual · Roguelike · Strategy

Gem Defender: Soyjak Survivors
Shared: Strategy · Survival · Shooter

9 Kings
Shared: Strategy · Roguelike · Card Game