Games like Shelter 3
Games like Shelter 3 include Journey, A Short Hike, Shelter 2, Shelter, and Endling - Extinction is Forever. We matched them by the tags players give Shelter 3 on Steam (Adventure, Indie, Casual, Nature, and Exploration): closest matches first, and among equally close ones the better-known games.

Journey
Shared: Adventure · Indie · Atmospheric

A Short Hike
Shared: Adventure · Indie · Exploration

Shelter 2
Shared: Adventure · Indie · Atmospheric

Shelter
Shared: Adventure · Nature · Exploration

Endling - Extinction is Forever
Shared: Adventure · Indie · Atmospheric

Slime Rancher
Shared: Adventure · Exploration · Casual

ABZU
Shared: Adventure · Exploration · Atmospheric

The Long Dark
Shared: Exploration · Adventure · Survival

Paws - A Shelter 2 Game
Shared: Adventure · Indie · Casual

Stray
Shared: Adventure · Atmospheric · Exploration

Meadow - A Shelter Game
Shared: Adventure · Indie · Exploration

GRIS
Shared: Indie · Adventure · Atmospheric

Flower
Shared: Casual · Adventure · Nature

Firewatch
Shared: Adventure · Atmospheric · Indie

Rain World
Shared: Indie · Exploration · Atmospheric

Cairn
Shared: Indie · Adventure · Exploration

Carto
Shared: Indie · Adventure · Exploration

Neva
Shared: Adventure · Indie · Atmospheric

DAVE THE DIVER
Shared: Adventure · Casual · Exploration

Ori and the Will of the Wisps
Shared: Adventure · Beautiful · Atmospheric

Spirit of the North
Shared: Adventure · Casual · Exploration

My Little Puppy
Shared: Adventure · Atmospheric · Exploration

Brothers - A Tale of Two Sons
Shared: Adventure · Indie · Atmospheric

AER Memories of Old
Shared: Adventure · Indie · Exploration