Sigma Theory app icon

Apps Like Sigma Theory for iPhone and iPad

by Plug In Digital★ 4.58 ratingsGames$6.99Data updated 2026-09-21

Sigma Theory screenshots

Ranked alternatives

Showing 141–160 of 1,000 ranked alternatives.

  1. Countryballs at War app icon

    Countryballs at War

    SHN Games Yazilim ve Oyun Gelistirme Anonim Sirketi

    Build empires, wage wars, conquer lands

    Manage diplomatic relations by declaring war, forming alliances, or signing peace treaties. Puppet weak nations to expand influence. Engage in turn-based empire building and real-time battles to conquer territories and grow your superpower.

    ★ 4.31,367 ratingsGamesFreeData updated 2026-09-06
  2. Wild Sprites: Battle Evo app icon

    Wild Sprites: Battle Evo

    Hong Kong Wanlida trading Co., Limited

    Track creatures, capture them, and record

    Track and capture creatures in diverse biomes. Raise and care for captured animals. Record encounters in a living codex. Explore shifting environments and expand your collection.

    ★ 4.8497 ratingsGamesFreeData updated 2026-09-06
  1. Historical Landings app icon

    Historical Landings

    RORTOS SRL

    Fly planes, complete missions, explore campaigns

    Control WWII airplanes with realistic flight mechanics and in-game tutorials. Complete missions to unlock content and progress through the campaign. Explore settings with detailed aircraft and mission-based objectives.

    ★ 4.44,990 ratingsGamesFreeData updated 2026-09-08
  2. Ancient Seal: The Exorcist app icon

    Ancient Seal: The Exorcist

    NEPTUNE MUTUAL ENTERTAINMENT NETWORK TECHNOLOGY CO., LIMITED

    Play, build, and explore worlds

    Explore a world shaped by opposing forces like fire and ice, light and darkness. Engage in battles between good and evil, manage resources, build civilizations, and unlock new abilities through progression and strategy.

    ★ 4.64,976 ratingsGamesFreeData updated 2026-09-06
  3. Antihero - Digital Board Game app icon

    Antihero - Digital Board Game

    Versus Evil, LLC.

    Steal, plan, and dominate the guild

    Play as a master thief in a fast-paced set in a gas-lit Victorian underworld. Complete story-driven missions, engage in AI skirmishes, and compete in asynchronous or real-time PvP matches.

    ★ 4.6263 ratingsGames$4.99Data updated 2026-09-13
  4. Tentacle Hit: Dark Assassin app icon

    Tentacle Hit: Dark Assassin

    AI GAMES FZ LLC

    Rescue hostages and defeat enemies

    Play as a hero using tentacles and elemental powers to defeat enemies and rescue hostages. Navigate through captured locations to free trapped individuals. Unlock new abilities and upgrade weapons to progress through levels and save the world.

    ★ 4.63,523 ratingsGamesFreeData updated 2026-09-06
  5. Storm the Train app icon

    Storm the Train

    Hidden Bridge Limited

    Recruit agents and battle zombies

    Play a side-scrolling shooter featuring zombies, robots, and ninjas. Swap between agents with unique abilities to fight enemies. Upgrade weapons using stolen blueprints. Complete levels with boss battles.

    ★ 4.71,738 ratingsGamesFreeData updated 2026-09-08
  6. Eco inc. Save the Earth app icon

    Eco inc. Save the Earth

    GameFirst LLC

    Play scenarios to the planet

    Manage resources and make decisions to improve ecosystems. Develop environmental initiatives and learn about endangered species. Engage in resource management and diplomacy to address climate challenges. Track progress toward sustainability goals.

    ★ 4.71,843 ratingsGames$0.29Data updated 2026-09-24
  7. Ant War (Official) app icon

    Ant War (Official)

    Anarchy Enterprises

    Build ant empires and conquer worlds

    Manage an ant empire by training ants, assigning tasks, and expanding territory. Build and upgrade anthills, collect resources, and defend against enemies like beetles and town police.

    ★ 4.7457 ratingsGamesFreeData updated 2026-09-09

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.