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 81–100 of 1,000 ranked alternatives.

  1. Spy Game - group party games app icon

    Spy Game - group party games

    Romman Smart Applications LLC

    Find the spy in your

    Players guess which friend is the spy by identifying hidden words. Each round features a new word from multiple sets. Users can challenge friends, reveal clues, and determine the spy's word.

    ★ 4.162 ratingsGamesFreeData updated 2026-09-06
  2. Baldur's Gate - Dark Alliance app icon

    Baldur's Gate - Dark Alliance

    Interplay Entertainment Corp.

    Play, level up, and explore dungeons

    Play as a dungeon master in an action RPG set in a fantasy world. Fight enemies with combat skills and magic. Solve puzzles and explore dungeons. Manage inventory and interact with non-player characters.

    ★ 4.6829 ratingsGames$12.99Data updated 2026-09-06
  1. ESPIONAGE: Mafia Evolved app icon

    ESPIONAGE: Mafia Evolved

    Another Time LLC

    Spy on players and uncover secrets

    Play in 6-8 player matches to uncover hidden adversaries. Communicate through coded messages and deduction. Join friends or strangers for anonymous sessions. Cross-play and cross-progression available across devices.

    ★ 3.911 ratingsGamesFreeData updated 2026-09-06
  2. Ark of War: Aim for the cosmos app icon

    Ark of War: Aim for the cosmos

    7 Pirates Limited

    Join battles and conquer worlds

    Join a global guild to compete against players worldwide for dominance. Participate in battles between humans and alien civilizations. Receive $10 in new player boosters upon download. Build, sail, and conquer territories across the galaxy.

    ★ 4.28,005 ratingsGamesFreeData updated 2026-09-09
  3. War Planet Online: MMO Battle app icon

    War Planet Online: MMO Battle

    Gameloft

    Build bases, stockpile troops, and launch attacks

    Build custom bases for defense and survival. Stockpile troops, tanks, and helicopters. March armies across real-world maps. Form alliances with other players. Engage in real-time strategy combat. Manage resources and expand territories.

    ★ 4.59,066 ratingsGamesFreeData updated 2026-09-11
  4. Mortar Clash 3D: Battle Games app icon

    Mortar Clash 3D: Battle Games

    Matchingham Games Limited

    Fire mortars and destroy targets

    Control shells by adjusting power and angle to target enemies. Destroy tanks, aircraft, and choppers. Defend territory by identifying and attacking targets. Manage limited ammunition and avoid missed shots.

    ★ 4.59,964 ratingsGamesFreeData updated 2026-09-06
  5. Last Survival: Zombie Battle app icon

    Last Survival: Zombie Battle

    ABI GLOBAL LTD.

    Build bases, zombies, team up globally

    Build and upgrade a base to defend against zombies and rival survivors. Gather resources, reinforce defenses, and protect your base. Team up with players globally to fight hordes of undead in a survival strategy game.

    ★ 4.62,001 ratingsGamesFreeData updated 2026-09-06

How we rank alternatives

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