Games like HeroSquare
Games like HeroSquare include Prince of Persia The Lost Crown, SANABI, Ori and the Will of the Wisps, Hollow Knight, and Gato Roboto. We matched them by the tags players give HeroSquare on Steam (Action, Adventure, Exploration, Retro, and Metroidvania): closest matches first, and among equally close ones the better-known games.

Prince of Persia The Lost Crown
Shared: Exploration · Action · Metroidvania

SANABI
Shared: Action · Adventure · 2D

Ori and the Will of the Wisps
Shared: Metroidvania · Action · Adventure

Hollow Knight
Shared: Metroidvania · Exploration · 2D

Gato Roboto
Shared: Action · Adventure · Metroidvania

Hollow Knight: Silksong
Shared: Metroidvania · Exploration · 2D

F.I.S.T.: Forged In Shadow Torch
Shared: Action · Metroidvania · Adventure

Touhou Luna Nights
Shared: Metroidvania · Exploration · Side Scroller

Rabi-Ribi
Shared: Metroidvania · Exploration · Bullet Hell

Rise of the Tomb Raider™
Shared: Action · Adventure · Exploration

Momodora: Reverie Under The Moonlight
Shared: Metroidvania · Exploration · Side Scroller

Monster Boy and the Cursed Kingdom
Shared: Action · Adventure · Metroidvania

Axiom Verge
Shared: Metroidvania · Action · Adventure

Dust: An Elysian Tail
Shared: Action · Metroidvania · Adventure

The Messenger
Shared: Retro · Metroidvania · Action

Tomb Raider Game of the Year
Shared: Action · Adventure · Exploration

Castlevania Advance Collection
Shared: Action · Metroidvania · Retro

Crimson Desert Enhanced
Shared: Action · Exploration · Adventure

Haiku, the Robot
Shared: Adventure · Exploration · Metroidvania

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

Pipistrello and the Cursed Yoyo
Shared: Exploration · Retro · Action-Adventure

Narita Boy
Shared: Action · Adventure · Retro

Bloodstained: Curse of the Moon
Shared: Action · Retro · Metroidvania

Bloodstained: Ritual of the Night
Shared: Action · Metroidvania · Adventure