Games like Jet Island
Games like Jet Island include Wobbly Life, VRChat, Drug Dealer Simulator, Accounting+, and Goat Simulator. We matched them by the tags players give Jet Island on Steam (Action, Adventure, Indie, Casual, and Simulation): closest matches first, and among equally close ones the better-known games.

Wobbly Life
Shared: Adventure · Open World · Simulation

VRChat
Shared: VR · Open World · Simulation

Drug Dealer Simulator
Shared: Action · Simulation · Indie

Accounting+
Shared: Adventure · Action · VR

Goat Simulator
Shared: Simulation · Open World · Action

BONEWORKS
Shared: VR · Action · Adventure

Grand Theft Auto V Legacy
Shared: Action · Open World · Adventure

Hard Bullet
Shared: VR · Action · Simulation

Slime Rancher
Shared: Adventure · Open World · Simulation

Elite Dangerous
Shared: Open World · VR · Simulation

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

SURV1V3
Shared: VR · Action · Adventure

War Thunder
Shared: Action · VR · Simulation

Streamer Life Simulator
Shared: Simulation · Casual · Indie

Marvel’s Spider-Man Remastered
Shared: Action · Open World · Adventure

Thief Simulator
Shared: Simulation · Adventure · Action

Hello Kitty Island Adventure
Shared: Adventure · Open World · Simulation

Red Dead Redemption 2
Shared: Adventure · Action · Open World

Thief Simulator 2
Shared: Action · Simulation · Adventure

The Walking Dead: Saints & Sinners
Shared: VR · Action · Adventure

Contractors
Shared: VR · Action · Indie

Bum Simulator
Shared: Action · Adventure · Simulation

Rise of the Tomb Raider™
Shared: Action · Adventure · Open World

The Forest
Shared: Adventure · Open World · Action