Steam game

Sime Is Back 18+

Explore a mysterious world hub temple and travel to different worlds, collect shiny diamonds and keys, and unlock new levels packed with that nostalgic charm you’ve come to love. It’s everything you’d expect from a fun, lighthearted 3D platformer… Until it isn’t.

Free April 29, 2025

By Grande Spallone Games

Windows
View on Steam
Sime Is Back 18+ - Grande Spallone Games. Popular. Released April 29, 2025
Screenshot of Sime Is Back 18+ gameplay showing in-action mechanics Screenshot 2 of Sime Is Back 18+ - additional gameplay view Screenshot 3 of Sime Is Back 18+ - more gameplay footage Screenshot 4 of Sime Is Back 18+ - final gameplay screenshot

Overview

About this game

Sime Is Back 18+ takes the beloved retro-inspired platformer into full chaos!

Explore a sprawling underground temple and travel to a different worlds, collect shiny diamonds and keys, and unlock new levels in a mysterious world hub packed with that nostalgic charm you’ve come to love. It’s everything you’d expect from a fun, lighthearted 3D platformer…

Until it isn’t.

What awaits behind the final doors is nothing you could have anticipated. The game takes a sharp, unexpected turn.

🕹️ Classic 3D Platforming… at First – Run, jump, and collect in a nostalgic adventure.

🧩 Solve Creative, Action-Based Puzzles - Defeat enemies and progress through the game!

🔑 A World Hub – Unlock new areas and uncover the mysteries of the underground temple.

💎 Collect Diamonds - Progress and unlock bonuses throughout the game!

👀 A Completely Normal Ending… – Nothing weird happens.

Studio lineup

More from the same developer

More

No cost picks

More free games like this

More

Same category

Same tags, different developer

More

More like this

Similar games

More Exploration games