106 Sandbox Free to Play games your group can play together online, including Gladio Mori, Roadside Research, and Piworld.
All games: 24
Gladio Mori is a physics-driven gladiator fighting game with no health bars. Stab on arteries, pierce vital organs and cut off limbs. Build your own movesets, paint your fighter and battle friends online with cross-play.
Roadside Research is a 1 to 4 player co-op gas station simulator. Except you’re aliens. And undercover. Do very human things like restocking shelves while preparing for the invasion. Just don’t get caught.
A free multiplayer pixel survival game. Start with nothing and take everything: fish, farm, build a home, fight bosses and other players. The map gets wiped, but your character keeps its progress.
Procelio is a multiplayer vehicle builder/shooter set amidst a proxy war on the red planet. Build and refine your custom machines from orbit, then pilot them in a distant war against CPU and enemy players.
The incremental idle MMO where your heroes keep fighting while you're gone! Spend their loot on upgrades, unlock classes from Elemental-Wizard to Cannon-Pirate, and level 20 unique skills like Farming, Sailing, and Construction!
Mesozoic Dawn is a multiplayer online dinosaur survival game. Starting as a vulnerable juvenile dinosaur, you must navigate the perils of the prehistoric wilderness, utilizing the core "Growth + Nesting = Evolution" system to achieve leapfrog species iteration and evolution.
Gloria Victis is an MMORPG with an emphasis on realism, set in a low-fantasy medieval open world. Enjoy MMO with skill-based non-target combat, open PVP with territory control, deep crafting system and player-driven economy – all that served with beautiful graphics and an immersive atmosphere.
World of Sea Battle is a free-to-play open-world MMO set in the Age of Sail. Catch the wind and fire a broadside before your enemy does. Rise from a schooner to a ship of the line through PvP and PvE battles, trade, explore the Endless Sea and join guild wars for the Archipelago.
A sandbox battle simulator game where you can build your own shape-shifting warbots, program their AI, and watch them smash each other up on the battlefield! Join the battles yourself by taking control of the warbots! Use Steam Workshop to check out warbots created by players from around the world!
A cozy multiplayer co-working sandbox with character customization, room building, and productivity tools. Focus, study, work, and relax together with friends and players around the world.
Play as a variety of creatures or characters and try to survive either maintaining or attacking a space station while everything that can go wrong has already gone wrong.
《1根香腸走江湖》是一款充滿歡樂與搞怪元素的搞笑版網路遊戲，它是在經典玩法的基礎上，加入了大量詼諧幽默的設定和搞笑元素，讓玩家在熱血冒險的同時，也能笑出腹肌，為玩家帶來了一場歡樂的遊戲盛宴！
Build your oddball team, grind endless loot, and optimize ridiculous gear combinations in a chaotic idle RPG with guild battles, PvP, and long-term progression.
Adorable spider chaos! Swing around the house, weave crazy structures, play with physics-based objects, and pull off chores with nothing but your webs and your wits in this madcap sandbox adventure. Play solo or cause chaos together in 1-4 player local co-op!
Experience improved Flick-It controls, the rich physics based skateboarding gameplay that provides those “only in skate.™“ moments and off-board exploration for full freedom in the online multiplayer world of San Vansterdam.
Myth of Empires: Throne is a free seasonal multiplayer warfare sandbox. Explore vast lands inspired by multiple civilizations, tame creatures, forge powerful weapons, and build your guild. Lead cross-server expeditions, conquer territories, and compete with players worldwide for the ultimate throne!
The fashion world where you matter. Style your avatar, collect rare fits, and trade in a player-run economy worth millions. Voice chat, live events, and a community that actually knows your name. Free to play. Cross-platform with mobile.
The multiplayer supermarket has arrived to your neighbourhood for free! Stock your shop space, unlock perks and franchises, hire employees or chase those pesky shoplifters. The more players, the more action!
The year is 2182, but the engine is from 2003. Join the Falling Falcons in a massive tactical deathmatch RP fest held together by spaghetti code and duct tape. Build bases, perform surgery, or evolve as the Hive. It's laggy, it's complex, and it is the most fun you will have dying in space.
Toaster Arena is a first person multiplayer arena shooter where players battle it out on different maps and game modes. Use Advanced movement to traverse obstacles and gain the advantage on the battlefield.
Once Human is a Strange Worlds Survival Game set in a strange, post-apocalyptic future. Unite with friends to fight monstrous enemies, uncover secret plots, compete for resources, and build your own territory. Once, you were merely human. Now, you have the power to remake the world.
Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, construct turrets, and defend your stronghold against relentless attacks. Team up with a friend or fight alone in this action packed block builder, where only the strongest survive.
A breathtaking open-world adventure awaits! Explore magical realms, restore lost light, and form wordless bonds with players worldwide. Complete quests and solve puzzles in seasonal events that celebrate kindness, discovery, and heartfelt connection.
An online multiplayer game of crafting, survival, civilization building, and player collaboration. Start in the stone age and live, build, and invent your way to higher civilization. Live and die as well as you can, to gain the experience you need to achieve even more in your next life!