Games like William and Sly
Games like William and Sly include A Short Hike, Smushi Come Home, Alba: A Wildlife Adventure, Hello Kitty Island Adventure, and Slime Rancher. We matched them by the tags players give William and Sly on Steam (Foxes, Open World, 3D Platformer, Cozy, and Adventure): closest matches first, and among equally close ones the better-known games.

A Short Hike
Shared: Adventure · Open World · Exploration

Smushi Come Home
Shared: Open World · Adventure · Cozy

Alba: A Wildlife Adventure
Shared: Cozy · Casual · Open World

Hello Kitty Island Adventure
Shared: Open World · Cozy · Adventure

Slime Rancher
Shared: Open World · Adventure · Exploration

TOEM: A Photo Adventure
Shared: Cozy · Adventure · Exploration

Sonic Frontiers
Shared: Open World · 3D Platformer · Adventure

Grow Up
Shared: Open World · Adventure · 3D Platformer

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

Big Walk
Shared: Open World · Adventure · Exploration

Slime Rancher 2
Shared: Open World · Adventure · Cute

Spirit of the North
Shared: Adventure · Casual · Exploration

Grow Home
Shared: Open World · Adventure · 3D Platformer

Meadow - A Shelter Game
Shared: Open World · Adventure · Cute

Lil Gator Game
Shared: Cozy · Casual · Cute

Refunct
Shared: 3D Platformer · Casual · Open World

Hogwarts Legacy
Shared: Open World · Adventure · Exploration

Flower
Shared: Casual · Adventure · Nature

Supraland
Shared: Adventure · Metroidvania · Exploration

Eastshade
Shared: Open World · Adventure · Exploration

AER Memories of Old
Shared: Adventure · Open World · Exploration

Fallout 4
Shared: Open World · Adventure · Exploration

Loddlenaut
Shared: Open World · Adventure · Cozy

Yonder: The Cloud Catcher Chronicles
Shared: Open World · Adventure · Exploration