Games like Realities
Games like Realities include War Thunder, Once Human, Fishing Planet, Elite Dangerous, and Aimlabs. We matched them by the tags players give Realities on Steam (Free to Play, Adventure, Simulation, and Exploration): closest matches first, and among equally close ones the better-known games.

War Thunder
Shared: Free to Play · Simulation · VR

Once Human
Shared: Free to Play · Exploration · Adventure

Fishing Planet
Shared: Free to Play · Simulation · VR

Elite Dangerous
Shared: Exploration · Simulation · VR

Aimlabs
Shared: Free to Play · Simulation · Adventure

Palia
Shared: Free to Play · Exploration · Adventure

Slime Rancher
Shared: Adventure · Exploration · Simulation

EVE Online
Shared: Adventure · Exploration · Simulation

Endless Sky
Shared: Free to Play · Simulation · Adventure

Wuthering Waves
Shared: Free to Play · Adventure · Exploration

Forza Horizon 5
Shared: Simulation · Adventure · Exploration

The Sims™ 4
Shared: Free to Play · Simulation · Free To Play

SnowRunner
Shared: Simulation · Adventure · Exploration

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

Aniimo
Shared: Adventure · Exploration · Free to Play

Microsoft Flight Simulator (2020) 40th Anniversary Edition
Shared: Simulation · VR · Adventure

Outcore: Desktop Adventure
Shared: Adventure · Free to Play · Exploration

The Darkest Tales — Into the Nightmare
Shared: Free to Play · Adventure · Exploration

We Were Here
Shared: Free to Play · Adventure · Exploration

NTE: Neverness to Everness
Shared: Free to Play · Adventure · Exploration

Green Hell VR
Shared: VR · Adventure · Simulation

X-Plane 11
Shared: Simulation · VR · Adventure

DAVE THE DIVER
Shared: Adventure · Exploration · Simulation

Apex Legends™
Shared: Free to Play · Adventure · Free To Play