Games like Ariel
Games like Ariel include The Forest, PUBG: BATTLEGROUNDS, No Man's Sky, Rise of the Tomb Raider™, and Aimlabs. We matched them by the tags players give Ariel on Steam (Indie, Action, Adventure, Simulation, and FPS): closest matches first, and among equally close ones the better-known games.

The Forest
Shared: Survival · Adventure · Action

PUBG: BATTLEGROUNDS
Shared: Survival · FPS · Action

No Man's Sky
Shared: Space · Survival · Adventure

Rise of the Tomb Raider™
Shared: Action · Adventure · Survival

Aimlabs
Shared: FPS · Action · Simulation

The Long Dark
Shared: Survival · Adventure · Simulation

Sons Of The Forest
Shared: Survival · Survival Horror · Adventure

Deliver Us The Moon
Shared: Indie · Adventure · Action

Feed and Grow: Fish
Shared: Simulation · Action · Survival

Resident Evil Requiem
Shared: Action · Survival Horror · FPS

Metro Exodus
Shared: FPS · Action · Survival

Hand Simulator: Survival
Shared: Adventure · Survival · Simulation

We Happy Few
Shared: Adventure · Action · Indie

Green Hell
Shared: Survival · Action · Adventure

Tomb Raider Game of the Year
Shared: Action · Adventure · Action-Adventure

Far Cry® Primal
Shared: Action · Adventure · Survival

Pacific Drive
Shared: Survival · Survival Horror · Adventure

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: FPS · Survival · Action

Fallout 4
Shared: Adventure · Action · Exploration

STAR WARS Jedi: Survivor™
Shared: Action · Adventure · Space

Rust
Shared: Survival · Adventure · Action

Far Cry 3
Shared: Action · Adventure · FPS

Far Cry® 4
Shared: Action · FPS · Adventure

KovaaK's
Shared: Action · Indie · Simulation