Games like Flinthook
Games like Flinthook include Skul: The Hero Slayer, Dead Cells, The Binding of Isaac: Rebirth, Vampire Survivors, and Dungreed. We matched them by the tags players give Flinthook on Steam (Action Roguelike, Indie, Action, Adventure, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Skul: The Hero Slayer
Shared: Indie · Action Roguelike · Action

Dead Cells
Shared: Action Roguelike · Adventure · Pixel Graphics

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Indie · Roguelike

Vampire Survivors
Shared: Action Roguelike · Pixel Graphics · Roguelite

Dungreed
Shared: Action Roguelike · Pixel Graphics · Action

Risk of Rain (2013)
Shared: Action Roguelike · Indie · Action

Hades
Shared: Action Roguelike · Indie · Roguelite

Rogue Legacy
Shared: Indie · Action Roguelike · Action

The Binding of Isaac
Shared: Action Roguelike · Indie · Roguelike

Enter the Gungeon
Shared: Action Roguelike · Pixel Graphics · Indie

Megabonk
Shared: Action Roguelike · Indie · Roguelite

ScourgeBringer
Shared: Indie · Action · Adventure

Celeste
Shared: Indie · Pixel Graphics · Platformer

Noita
Shared: Pixel Graphics · Indie · Roguelike

SANABI
Shared: Action · Pixel Graphics · Adventure

Nuclear Throne
Shared: Action Roguelike · Indie · Pixel Graphics

Rogue Legacy 2
Shared: Action · Indie · Platformer

Spelunky
Shared: Action Roguelike · Indie · Platformer

Streets of Rogue
Shared: Action Roguelike · Roguelite · Pixel Graphics

Hollow Knight
Shared: Indie · Platformer · 2D

UnderMine
Shared: Action Roguelike · Pixel Graphics · Indie

Wizard of Legend
Shared: Action Roguelike · Pixel Graphics · Action

Shovel Knight: Treasure Trove
Shared: Indie · Pixel Graphics · Platformer

Downwell
Shared: Action Roguelike · Indie · Pixel Graphics