Apps Like Sigma-18 for iPhone and iPad
Sigma-18 screenshots
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.


Dark War:Survival
Omnilojo Pte Ltd
Survive zombies, explore maps, collect resources
Survive a zombie apocalypse by building shelters, gathering resources, and defending against waves of enemies. Explore procedurally generated maps, upgrade base defenses, and manage inventory to stay alive in a hostile world.

Frost World
Estoty LLC
Build camps, scavenge resources, survive the cold
Survival game where players explore a frozen post-apocalyptic . Scavenge for resources, build camps, and craft weapons. Manage supplies like food and fuel. Set traps and create safe zones to survive the harsh winter conditions.

Puzzles & Chaos: Frozen Castle
BUILDING-BLOCKS NETWORK TECHNOLOGY CO.,LIMITED
Play , unlock legends, defeat chaos
Play match-3 to progress through levels. Collect resources and upgrade characters. Build and manage a base to unlock new abilities. Complete quests to gain rewards and advance the story.

The Battle Cats
ponos corporation
With using simple taps and cannons
Command to enemies in space and time with tap-to-fight controls. Use a cannon to defend your base from approaching threats. Level up by clearing stages to earn XP and items. Build and customize a cat army without needing to register.


Duskfall: Turn Based RPG
Viktor Domonyi
Explore dungeons, battle foes, collect loot
Explore a fantasy world with detailed landscapes and interactive environments. Navigate dungeons to find treasures and defeat enemies. Engage in - combat with tactical abilities and skill trees.

Castle Busters
Voodoo
Fortify your keep, battle enemies
Build and customize up to 4 unique units. Fortify your and engage in real-time 1v1 PvP battles. Destroy enemy structures and units to win. Create tactical strategies in destructible arenas.

Monster Survivors
Voodoo
Survive, fight, and conquer monsters
Survive against waves of monsters in a procedurally generated world. Build and upgrade base defenses, manage resources, and craft weapons. Defend against increasing enemy waves and unlock new abilities through progression.

Ailment・space zombie survivors
Creauctopus Ltd
Play through a space adventure story
Explore a sci-fi spaceship setting with survival elements. Navigate through a medical bay to uncover the mystery of the crew's transformation. Engage in shooting mechanics to combat enemies and progress through the story.


Cowboy Wild Fight: Gun Games
Ahmed Abdullah
Fight in open-world gunfights
Play as a in an open-world West setting. Engage in gunfights, heists, and horseback chases. Build alliances, compete against rival gangs, and make decisions that influence the story.





Hacker's Quest
Konya Kirsten
Hack into terminal-based quests
Play a text-based adventure game with unlimited access to all content. Navigate a hacking terminal inspired by the Linux shell. Interact with characters and organizations, making choices based on morality and technical skills.


The Room Two
Fireproof Studios Limited
Explore cryptic clues and uncover secrets
Explore a mysterious world through cryptic letters and hidden messages. Solve puzzles to uncover secrets and progress through the story. Discover clues and manipulate objects to advance the narrative.

Zombie.io: Potato Shooting
JOY MOBILE NETWORK PTE. LTD.
Play, shoot, survive, repeat
Play as an adorable protagonist in a casual game. Fight zombies in an apocalyptic world. Collect equipment and rewards from 7-day server events. Join alliances with humans. Progress through levels and unlock new abilities.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.