Games like Hoverboy
Games like Hoverboy include ABZU, Firewatch, Slime Rancher, NaissanceE, and The Witness. We matched them by the tags players give Hoverboy on Steam (Psychedelic, Casual, Colorful, Exploration, and Abstract): closest matches first, and among equally close ones the better-known games.

ABZU
Shared: Exploration · Atmospheric · Casual

Firewatch
Shared: Atmospheric · Walking Simulator · Exploration

Slime Rancher
Shared: Exploration · Colorful · Casual

NaissanceE
Shared: Exploration · Abstract · Atmospheric

The Witness
Shared: Exploration · Colorful · Atmospheric

Moncage
Shared: Casual · Abstract · Atmospheric

Hylics
Shared: Psychedelic · Abstract · Atmospheric

Monument Valley 3
Shared: Casual · Colorful · Atmospheric

Journey
Shared: Exploration · Atmospheric · Walking Simulator

Spirit of the North
Shared: Exploration · Casual · Atmospheric

The Catacombs of Solaris Revisited
Shared: Psychedelic · Exploration · Casual

Antichamber
Shared: Exploration · Abstract · Indie

Flower
Shared: Casual · Exploration · Atmospheric

Adorable Adventures
Shared: Exploration · Casual · Atmospheric

Sizeable
Shared: Casual · Exploration · Indie

Scanner Sombre
Shared: Exploration · Walking Simulator · Atmospheric

The First Tree
Shared: Atmospheric · Exploration · Walking Simulator

A Dance of Fire and Ice
Shared: Colorful · Psychedelic · Casual

What Remains of Edith Finch
Shared: Walking Simulator · Atmospheric · Exploration

The Beginner's Guide
Shared: Walking Simulator · Atmospheric · Abstract

The Long Dark
Shared: Exploration · Atmospheric · Singleplayer

Subway Midnight
Shared: Psychedelic · Colorful · Atmospheric

Manifold Garden
Shared: Psychedelic · Abstract · Exploration

0°N 0°W
Shared: Colorful · Psychedelic · Exploration