Games like Sommad
Games like Sommad include VRChat, Florence, Pikuniku, Aircar, and Please, Don't Touch Anything 3D. We matched them by the tags players give Sommad on Steam (Adventure, Indie, Casual, and Free to Play): closest matches first, and among equally close ones the better-known games.

VRChat
Shared: VR · Free to Play · Casual

Florence
Shared: Indie · Adventure · Casual

Pikuniku
Shared: Adventure · Indie · Casual

Aircar
Shared: Casual · Indie · VR

Please, Don't Touch Anything 3D
Shared: Indie · Adventure · Casual

Jet Island
Shared: Adventure · VR · Indie

Transformice
Shared: Free to Play · Casual · Adventure

There Is No Game: Wrong Dimension
Shared: Indie · Adventure · Casual

Varenje
Shared: Adventure · Indie · Free to Play

Where Winds Meet
Shared: Free to Play · Adventure · Indie

Idle Champions of the Forgotten Realms
Shared: Adventure · Free to Play · Indie

The Gallery - Episode 1: Call of the Starseed
Shared: Adventure · Indie · Casual

Samsara Room
Shared: Indie · Adventure · Free to Play

Accounting+
Shared: Adventure · Indie · VR

Chained Together
Shared: Adventure · Casual · Indie

Donut County
Shared: Indie · Casual · Adventure

Melvor Idle
Shared: Casual · Indie · Adventure

A Short Hike
Shared: Adventure · Indie · Casual

Journey
Shared: Adventure · Indie · Casual

泡沫冬景
Shared: Adventure · Indie · Casual

Wobbly Life
Shared: Adventure · Casual · Indie

Dream Ending
Shared: Indie · Adventure · Casual

Voices from the Sea
Shared: Adventure · Casual · Free to Play

That's not my Neighbor
Shared: Adventure · Casual · Indie