Top similar games like Project Prison:

Survive as a stray dog in a large open world. Scavenge, craft, trade, and steal your way into a world where all the pets are disappearing. Arm yourself and take to the streets to rise from homeless to well-off no matter what it takes. What kind of story will you tell?

The mayor of Rockhaven threw you down a hole into the Undercity. Why? Net worth too low. In this open-world simulation, you and up to 3 pals will steal, fight, and scheme to reclaim the city. Customise your rides, buy businesses, and take on the Mayor’s forces. Rockhaven is yours for the taking!

Journey to a time long forgotten... In this thrilling underwater world of strange and beautiful creatures, only the strongest species will survive! Hunt for prey as the terrifying Kerygmachela, avoid danger using the diminutive Daguinaspis, or try and survive as one of the many species on offer.

Embark on a fascinating open-world adventure in Adventure Forest: Rabbit Story! Filled with realistic rabbits, this game offers unforgettable moments full of exploration, customization and survival. Solve the mysteries of the forest with your hero rabbit and embark on an adventure!

Big Ambitions is a revolutionary role-playing business sim. Go from nothing to the biggest entrepreneur in New York by opening small businesses or slowly building huge corporations any way you like.

A survival game set in the Ice Age where man and animal collide, work together with others or attempt to survive alone in these frozen lands.

Immerse yourself in the gigantic world filled with mysteries, violence and tension. Fight against mutants and armed forces, explore, join operations, do jobs, earn credits, buy, trade, upgrade and plan to escape from the rogue planet and its protocol!

Ambulance Simulator is an exhilarating simulation that allows you to become a real-life rescuer and a member of the emergency medical service team. In this game, you'll experience the responsibility and adrenaline associated with working on the frontlines of emergency medical assistance.

Used Cars Simulator - trade used or stolen cars, fix and customize them, drive around, and explore the open world! Grow your business, complete quests, and have fun with a physics-based sandbox!

Police Car SUV Simulator is a police car simulation with realistic graphics. Catch criminals, take them to the police station, and customize your vehicle with the rewards you earn.

Dead Event is a indie RPG survival game in which the player grows up as a creature. The creature will grow bigger overtime and with interactions in-game also lose some growth on death. Form a colony or hunt alone, become part of a player-created ecosystem. Survive, eat or be eaten...

Noble Legacy is a medieval city-builder in which you rule the lands as a Noble. Build your kingdom, manage your people, defend your realm, and master a deep economy, alone or with friends in co-op, every decision is yours. What kind of ruler will you be?

Legendary Realms: A Fantasy World Odyssey is a multiplayer sandbox adventure game. Create your own character, select classes, and take on quests to earn rewards and level up. With a range of equipment and multiplayer options, it's an immersive experience that will keep you engaged for hours.

Embark on an enchanting journey and brave ferocious creatures in an immersive medieval fantasy world. Will you settle a new homestead to live a life of farming and trade, or pick up the sword and take up the adventurers' path?

Prison Life Simulator Jail - Gangster Escape Games Scary Architect Battle It is a third-person game in which you have to survive in the prison, complete tasks, make inmate friends whom you can trust, and collect items to survive.

Tru Or Die: Chiraq is a third person single/multiplayer roleplaying game.

The main character is reborn. Can he live?

The world's most comprehensive car selling simulation game. Build your own huge empire on the vast and high-quality open world map. Buy a car and sell a car. Improve your circle and become a great businessman. Don't give up and follow your dreams.

First-person homeless crime sandbox. Steal, drink, hallucinate and crush rival bums in chaotic online co-op.

A role-playing game with survival and action-simulation elements. You are going to explore a huge world of an alien planet full of mysteries and secrets. Fight, trade, loot, evolve and collect knowledge about the world. Become the best. Survive where others die.

Start from scratch and rise with scrap, dig through trash, process junk, and grow your profits. Buy warehouses, machines, and vehicles to build your own recycling empire.

Planet Explorers is an open world sandbox adventure RPG game set on a distant planet. The game uses a new OpenCL calculated voxel system to allow players to change the terrain in any way, create new objects such as weapons, vehicles, objects, and do it anywhere.

As an undercover cop, you'll infiltrate a criminal organization to bring it down. As a teacher, your mission is to stop the gang in school and the neighborhood! Your choices shape the story, relationships, and outcomes. The decisions are yours.

There’s no way up… unless you build it. Stack your route piece by piece, climb endlessly, and prove how far you can go.

Survive in a wild world as nature's strongest hunter with Wolf Simulator: Silent Paws! Explore, survive and write your own legend! Join this epic adventure now and become the true hero of the forest.

From an errand boy to the big shot – is this possible? Start as a teenage criminal doing menial tasks, skill up, earn respect and make connections. Prove your worth and climb to the top… Parkour style!

Turbo Chicken Simulator is an immersive, open-world action RPG. Play as a super-powered chicken in an expansive world. Explore, fight enemies to level up, unlock superpowers, embark on epic quests, drive and customize vehicles, cook, fish, customize your character, and much more!

See yourself stuck in the middle of an ever growing virus epidemic. Find or craft weapons and tools to fight against the living and the dead. Build a safe place to survive in this cruel, apocalyptic world.

In the Simulator of a game developer, you will be able to understand all the subtleties of this profession, understand how the game industry works and all the difficulties of one developer.

Life sim community been long waiting for a game, where their input can influence their imaginary and dream world of life simulation. This may be as basics as house building, but going as complex like family and friends relations. Here game emphases on modding (i.e. lua) and performance.

Shuttle World is a first person open world sandbox game, integrating exploration, construction, survival, entertainment and other elements. Players can embark on adventures alone in the game, exploring the entire vast planet! Various free gameplay, welcome to download...