1. Home
  2. Topics
  3. Parasite Games

Best Parasite Games

210+ iOS apps & games curated and reviewed

4.4 avg rating
18 free apps & games
Updated July 2026

Looking for free parasite games? 18 of our 210+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Parasite Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1CarrionCarrionFree4.4★ (1.8K)NoYesAug 2026
2Plague Inc.Plague Inc.$0.994.8★ (166K)NoYesAug 2026
3Patient Zero: Virus gamePatient Zero: Virus gameFree4.6★ (4.1K)YesYesAug 2026
4Infection Bio WarInfection Bio WarFree4.6★ (20K)NoYesAug 2026
5Idle Maggots - Simulator GameIdle Maggots - Simulator GameFree4.7★ (6.2K)YesYesAug 2026
6Parasite DaysParasite DaysFree5.0★ (187)YesYesAug 2026
7Tasty Planet ForeverTasty Planet ForeverFree4.4★ (1.2K)YesYesAug 2026
8Impostor ScannerImpostor ScannerFree2.8★ (20)YesNoMay 2026

Top Picks for Parasite Games

Carrion#1

Carrion by Devolver Digital, Inc.

HUNT. CONSUME. GROW. EVOLVE.
Editor's Choice
🎮 Games
4.4😊(1.8K ratings)
FreeIn-App Purchases
Carrion screenshot 1
Carrion screenshot 2
Carrion screenshot 3
Carrion screenshot 4
Carrion screenshot 5
Carrion screenshot 6

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.

What We Love

  • 🚀 Smooth gameplay
  • 👍 Unique reverse horror concept
  • 🎨 Impressive pixel art graphics
  • 🎮 Satisfying monster mechanics

Room to Improve

  • 🐛 Frequent crashes and freezes
  • 🧭 Lack of map or navigation guidance
  • 💰 Paid full version after demo
Plague Inc.#2

Plague Inc. by Ndemic Creations

Can you Infect the World?
Strong Contender
🎮 Games
4.8😊(166K ratings)
$0.99In-App Purchases
#2in Games
Plague Inc. screenshot 1
Plague Inc. screenshot 2
Plague Inc. screenshot 3
Plague Inc. screenshot 4
Plague Inc. screenshot 5
Plague Inc. screenshot 6

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.

What We Love

  • 🚀 Addictive gameplay
  • 🤔 Challenging and thought-provoking
  • 👍 Realistic disease simulation
  • 💡 Unique scenarios and special disease types

Room to Improve

  • 💰 Expensive in-app purchases
  • 🕰️ Slow progression without paying
  • 🐛 Inconsistent game mechanics
Patient Zero: Virus game#3

Patient Zero: Virus game by Brightika, Inc.

Apocalypse simulator
Worth Considering
🎮 Games
4.6😞(4.1K ratings)
FreeAdsIn-App Purchases
Patient Zero: Virus game screenshot 1
Patient Zero: Virus game screenshot 2
Patient Zero: Virus game screenshot 3
Patient Zero: Virus game screenshot 4
Patient Zero: Virus game screenshot 5
Patient Zero: Virus game screenshot 6

Simulate the creation and spread of a deadly plague in this realistic apocalypse simulator. Adapt your pathogen against global efforts to stop it and decide the fate of humanity. It's a strategic test of biology and survival.

What We Love

  • 👍 Great gameplay
  • 🚀 Smooth graphics

Room to Improve

  • 💸 Too many ads
  • 🔍 Lack of content

More Parasite Games apps to explore

4
Infection Bio War
Infection Bio War
Infection Bio War
Spread the Plague!
Free

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.

Choose difficulty levelSelect starting countryEvolve disease transmission
🎮 Games
(20K)
free with in-app purchases
5
Idle Maggots - Simulator Game
Idle Maggots - Simulator Game
Idle Maggots - Simulator Game
by TapNation
Free

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.

Produce maggotsConsume carcassesSimulate decomposition
🎮 Games
(6.2K)
free with in-app purchases
6
Parasite Days
Parasite Days
Parasite Days
A Parasite-Purging Adventure
Free

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.

Parasite-purging adventureHealth managementFood combo discovery
🎮 Games
(187)
free with in-app purchases
7
Tasty Planet Forever
Tasty Planet Forever
Tasty Planet Forever
Bigger. Better. Tastier.
Free

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.

Grow by eating everythingExplore multiple worldsUnlock new characters
🎮 Games
(1.2K)
free with in-app purchases
8
Impostor Scanner
Impostor Scanner
Impostor Scanner
Are your friend's human?
Free

This game simulates scanning your friends to determine if they are human or an imposter. Players take turns being scanned, and imposters can attempt to repair their DNA to win. Discover different imposter types in this fun simulation.

Imposter identification simulationDNA repair for impostersDiscover multiple imposter types
🎮 Games
(20)
ad-supported
9
Death Worm™
Death Worm™
Death Worm™
Alien Monster Simulator
Free

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.

Underground monster control4 feeding locations60 campaign levels
🎮 Games
(57K)
free with in-app purchases
10
Mosquito Attacks Simulator
Mosquito Attacks Simulator
Mosquito Attacks Simulator
A mosquito in the room
Free

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.

3D casual gameplayControl a mosquitoAttack a family
🎮 Games
(1K)
ad-supported
11
Mimicry: Online Horror Action
Mimicry: Online Horror Action
Mimicry: Online Horror Action
Scary hide and seek simulator
Free

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.

Multiplayer survival actionShapeshifting monsterVoice chat communication
🎮 Games
(6.4K)
free with in-app purchases
12
Tentacle Wars ™
Tentacle Wars ™
Tentacle Wars ™
by FDG Entertainment GmbH & Co.KG
Free

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.

Microscopic battlefield gameplaySingle-player campaign with 80 missionsDraw DNA tentacles to capture cells
🎮 Games
(7.1K)
free with in-app purchases
13
Hello Neighbor Hide & Seek
Hello Neighbor Hide & Seek
Hello Neighbor Hide & Seek
Stealth horror game w AI
Free

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.

Stealth horror gameplayHide-and-seek mechanicsDramatic prequel story
🎮 Games
(29K)
free with in-app purchases
14
Let's Play a Game
Let's Play a Game
Let's Play a Game
Do you have nerves of steel?
Free

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.

Horror thriller gameplaySuspenseful narrativeUncover sinister truths
🎮 Games
(3K)
free with in-app purchases
15
Super Mega Worm Lite
Super Mega Worm Lite
Super Mega Worm Lite
Retro destructive goodness!
Free

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.

Fast-paced gameplay5 action-packed levels1 special ability
🎮 Games
(115)
free
16
slither.io
slither.io
slither.io
Multiplayer slither game
Free

Compete against other players in a multiplayer game where you grow by consuming the remains of defeated opponents. Outmaneuver larger players to win and become the longest slither.

Online multiplayer gameplayGrow by consuming player remainsOutmaneuver opponents
🎮 Games
(3K)
free with in-app purchases
17
Ailment・space zombie survivors
Ailment・space zombie survivors
Ailment・space zombie survivors
Controller supported 2d horror
Free

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.

Engaging story and mysterySci-fi survival horror settingVast arsenal of pixel guns
🎮 Games
(2.3K)
free with in-app purchases
18
Antarctica 88: Scary Games
Antarctica 88: Scary Games
Antarctica 88: Scary Games
Creepy hide and seek Horror
Free

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.

Exciting storyline with multiple endingsMultiple monster and weapon typesAwesome graphics
🎮 Games
(11K)
free with in-app purchases
19
Worm.io - Snake & Worm IO Game
Worm.io - Snake & Worm IO Game
Worm.io - Snake & Worm IO Game
Fun Online Multiplayer Battles
Free

Engage in thrilling arcade battles where you grow by consuming dots and agar. Outmaneuver opponents, avoid collisions, and strategically use power-ups to become the largest worm in the arena. Play offline or online for endless fun.

Eat dots and agar to growAvoid head collisionsMake enemies crash into you
🎮 Games
(21K)
free with in-app purchases
20
Death Worm™ Deluxe
Death Worm™ Deluxe
Death Worm™ Deluxe
Alien Monster Simulator
$4.99

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.

Control underground monsterDevour animals and humansDestroy cars, tanks, planes
🎮 Games
(645)
free with in-app purchases

Looking for something similar to parasite games?

Explore related topics

parasite

FAQ about Parasite Games

What are the best parasite games for iPhone?
Carrion tops our parasite games ranking as of July 2026, with a 4.4-star average from 1.8K App Store ratings, and it's free to download.
Yes — 18 of the top parasite games we rank are free to download, including Carrion and Patient Zero: Virus game.
Carrion has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 210+ parasite games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Carrion is a reverse horror game. Instead of playing as a human trying to survive a monster, you play as the monster itself. You are an amorphous creature of unknown origin trying to escape your prison.
You can try Carrion for free with no ads. To unlock the full game and its DLC, there is a single in-app purchase required. No virtual currency or additional purchases are needed beyond this.