Top similar games like Fluid Simulator:

The original Sinking Simulator from 2013 A fun lightweight Sandbox game focused on creating ships and wrecking them using soft body physics!

Dive into a world of creation and discovery, where each element combines to form new ones. Experiment freely in this interactive sandbox. But be careful: every combination has its consequences..

Water Physics Simulation & Sandbox! Build ships and let them sink! Build cars and let them sink! Use bombs and destroy ragdolls. Play with natural disasters or create towns.

Demolition sandbox with different guns including nature powers. Slow down time, change gravity and much more to play around! With compaign and sandbox mods.

Create and explore exquisite natural worlds in this simulation of immense scale and detail. Change the landscape and then watch it erode and transform into a living world all the way down to individual plants and animals.

Destructive Contraptions is a physics based sandbox simulator where you can create huge contraptions with dominos, balls, canons, pivot etc. and watch them fall apart and destroy giant structures, cities, buildings without having to worry about the legal and life threatening issues.

Slowmotion, gravitation control, destructible terrain, blackhole and much more! Destroy a small (huuge) building, using different types of weapons (even custom). When you get tired of exploding prepared structures, you can always visit the map editor to build whatever you want.

Leaks in Space is a 2D sandbox space sim featuring Combat, Ship building, Mining, Trading and Exploring a procedurally generated galaxy where every hit risks your ship springing a fatal leak.

Build, experiment, and share in Squares and Stuff, a pixel-retro sandbox game inspired by classic "falling sand" games. Unleash your creativity in an open-ended world filled with sandbox elements like water, paint, fire, sand, animals, humans, zombies, and a controllable 2D platform character.

Design your own tracks and create breathtaking races of marble balls using this physics based sandbox.

The Last Leviathan is a physics-based, ship building and destruction sandbox. On your voyage to uncover where The Last Leviathan lies you will discover a world full of rival ships, mythical monsters, wrecked flotsam, physics-puzzles and hidden treasures.

Build impressive skyscrapers pixel-by-pixel, and protect them from the harsh realities of nature. Each pixel is physically simulated to interact with earthquakes, firestorms, blizzards, and tsunamis. Protect your skyline and expand your territory in this relaxing (yet challenging) sandbox builder.

It's destruction time! Build, blow up, and destroy! In this world of realistic physics, you can smash castles with catapults, blow up buildings, shoot slingshots and throw objects, and watch buildings fall apart beautifully.

Sand in a Box is a 'falling sand' game that simulates thermal flow, electricity, radioactive decay, and gravity. Create art, experiment with physics, and craft your own simulation rules with user-friendly mod support!

Explore the immersive, inspiring sailing experience that awaits you on the open seas. Veterans of sailing and newcomers alike are invited to discover the relaxation and exploration at Akalana Islands. Time to sail!

Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.

Build amazing marble contraptions with IncrediMarble! Enjoy idle incremental tycoon sandbox simulation gameplay with the best physics Unity can offer. It's like that old toy you had as a kid!

"Falling sand" style particle sandbox, now with circuits and stickmen!

Sand, powder, life simulation game

Your company is going global. Use big machines to demolish huge buildings or go close and personal and use your hammer. Buy land properties, upgrade your machines and hire workers in different parts of the world.

Medieval Engineers is a sandbox game about engineering, construction and the maintenance of architectural works and mechanical equipment using medieval technology. Players build castles; construct mechanical devices and underground mining. There is an entire planet to explore!

Medieval - times of constant sieges. Acquire plans, gather resources, create most powerful and destructive machines and then test them in battle. Thanks to your creations you will conquer more than one castle. The knights wage wars, but thanks to your machines they win them.

Plant a tree, watch the forest grow. Wild Souls is a chill ecosystem sim with no time pressure, inspired by Don't Starve and Zoo Tycoon. Build your own world like you would a garden, experiment which animals and plant species can live together, manage and balance the populations, write YOUR stories.

Slow down time, spawn tornadoes, change gravity, create your own maps, play maps created by others! All kinds of missiles, grenades and charges, different sized tornadoes, black holes, earth shatters. Different material types to build from with their own properties. All that and more in this Sim

A relaxing evolution simulation where AI-driven block creatures move in unexpected ways. There are no complex ecosystems—just pure movement learning through a physics engine. Watch as these creatures scurry, stumble, and evolve in their own unique, unpredictable ways.

PixPhys is a 2D engineering sandbox with huge technical possibilities and scope for imagination: design equipment from a jet-powered cart to space stations.

Danglebox is about creating physics based structures to hunt for resources or just for fun. Build with various materials, lift with balloons, pull with ropes and push with thrusters to enable your designs to withstand the weight of trains, buildings, containers, weapons fire and more.

An idle clicker game with prestige, perks, interest, evolving system, difficulty tiers, ranking and many other features!

Marble World is a physics sandbox simulator with marbles. Create your own marble races, runs and machines. Customize a variety of tracks, decorations and marbles to create a beautiful world.

Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp!

Make boats and sail them. Survive an ocean of storms and beasts to find better pieces to make your ship bigger, faster, stronger, prettier, stranger, wilder: more yours.

Your people landed on a virgin forest island. Develop the island, build a house, make fields and barns, develop agriculture, fishery and industry, Let's develop into a wonderful island. It is a box-garden / sandbox-type simulation game that guides people and develops and develops islands. Andy maintenance (c)

Build and fly your own airplane! Complete missions to earn money, upgrade your plane, and discover new locations in an open world.