Games like Harold's Walk
Games like Harold's Walk include A Hat in Time, Pumpkin Jack, Sonic Frontiers, The Big Catch: Tacklebox, and Yooka-Laylee. We matched them by the tags players give Harold's Walk on Steam (Action, Adventure, Arcade, Platformer, and Walking Simulator): closest matches first, and among equally close ones the better-known games.

A Hat in Time
Shared: 3D Platformer · Adventure · Collectathon

Pumpkin Jack
Shared: Action · Adventure · 3D Platformer

Sonic Frontiers
Shared: Adventure · Action · 3D Platformer

The Big Catch: Tacklebox
Shared: Action · Adventure · Platformer

Yooka-Laylee
Shared: Adventure · 3D Platformer · Action

Bomb Rush Cyberfunk
Shared: Action · Adventure · 3D Platformer

Spyro™ Reignited Trilogy
Shared: Adventure · Action · 3D Platformer

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

TY the Tasmanian Tiger
Shared: Action · Platformer · Adventure

Kena: Bridge of Spirits
Shared: Action · Adventure · 3D Platformer

Psychonauts
Shared: Adventure · Platformer · Action

Toree 2
Shared: Action · Adventure · Platformer

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

Pseudoregalia
Shared: 3D Platformer · Platformer · Exploration

Yooka-Replaylee
Shared: 3D Platformer · Platformer · Arcade

Sonic Adventure DX
Shared: Platformer · Adventure · Action

Journey To The Savage Planet
Shared: Adventure · Action · Exploration

Phantom Abyss
Shared: Action · Adventure · Platformer

Sonic Adventure 2
Shared: Action · Platformer · Adventure

Yellow Taxi Goes Vroom
Shared: 3D Platformer · Platformer · Colorful

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Adventure · Action · 3D Platformer

ALTF4
Shared: Action · 3D Platformer · Arcade

Solar Ash
Shared: Action · Adventure · Platformer

Super Kiwi 64
Shared: 3D Platformer · Collectathon · Action