194+ iOS apps & games curated and reviewed
Looking for free parasite games apps and games? 18 of our 194+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
Command an alien and grow its army by defeating humans in this idle RPG. Evolve your alien with new abilities, upgrade its stats, and face challenging boss battles to achieve extraterrestrial dominance.
Experience a unique reverse horror game where you play as a monstrous creature. Hunt down your captors, consume them to grow stronger, and evolve devastating new abilities to escape your prison. The full game and DLC are unlocked with a single in-app purchase.
Simulate the growth and consumption of maggots on various carcasses. Produce maggots and watch them eat, leaving behind only the bones. A unique simulation experience focused on decomposition.
Play as a monster or survivor in this online multiplayer horror game. Deceive your friends as an alien creature that can transform into any player, or work together to escape before the monster eliminates everyone. Features include voice chat, unique monsters, and character customization.
Control a massive underground monster to devour everything in its path. Explore diverse environments, battle over 40 enemy types, and destroy vehicles and aircraft. Enjoy multiple game modes and evolving worm visuals for endless destructive fun.
Experience a dramatic prequel to a stealth horror game, playing a game of hide-and-seek with your brother. This game explores the tragic story of the Neighbor's family and the events leading up to the original hit.
Control a hungry creature that grows by consuming everything in its path, from small objects to entire cities and planets. Explore diverse worlds and unlock new characters for an even bigger challenge. Enjoy cooperative gameplay on iPad.
A strategy game where you infect the global population with a custom disease. Evolve your pathogen with various transmission methods, symptoms, and resistances to achieve world domination.
Embark on a chilling horror thriller adventure to uncover the truth behind a series of abductions. This game tests your courage and keeps you on the edge of your seat with its suspenseful narrative.
Awaken with a strange creature on your arm in this unique adventure game. Decide whether to fight the parasite or succumb to its draining effects. Manage your health, discover food combos, and make choices that lead to multiple endings.
Control a giant worm on a destructive revenge mission against humanity. Crawl, eat, and evolve to become the ultimate weapon. This retro-style action game offers fast-paced gameplay across multiple levels with a special ability and time attack mode.
Engage in a microscopic strategy game within an alien organism. Control antibody cells to capture enemy cells by drawing DNA tentacles, managing energy, and defending against an intelligent opponent. Features a campaign mode and online multiplayer battles.
Take on the role of a spider queen defending your territory from human invaders. Grow your spider colony by trapping prey, laying eggs, and nurturing young spiders into powerful warriors. Strategically use webs and manage resources to protect your lair and eggs from increasingly dangerous human threats.
Embark on a thrilling sci-fi survival horror adventure on a spaceship where your crew has turned into enemies. Uncover the mystery of a mysterious disease, battle infected zombies with a vast arsenal of pixel guns, and enjoy a captivating story with relatable characters. Play solo or challenge friends in online multiplayer.
Embark on a terrifying sci-fi survival adventure in the icy depths of Antarctica. Uncover a chilling mystery, battle monstrous creatures, and solve challenging puzzles to save humanity. Prepare for intense gameplay and a truly horrifying experience.
Control a giant underground monster, devouring everything in its path. Battle over 40 enemy types across diverse locations, destroying vehicles and aircraft. Enjoy multiple game modes and evolving worm visuals for endless destructive fun.
A strategic simulation game where you evolve a deadly pathogen to infect the world and end humanity. Adapt your plague against global defenses and master different disease types to achieve victory. It's a high-stakes battle of strategy against the entire planet.
Control a mosquito in a 3D casual game to attack a family. Avoid being shot while you unleash your inner insect. A fun and simple way to de-stress.
Engage in a massively multiplayer online game where you control a worm. Grow your worm by consuming sweets and other treats. Outmaneuver and eliminate other players by strategically positioning your worm's body.
Experience the fun and relaxing world of dentistry. Treat patients by filling cavities, removing plaque, and replacing decaying teeth. Apply braces, kill germs, and offer a special diamond treatment to ensure every patient leaves with a perfect smile.