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Games Like Astro Protocol

60+ similar titles based on shared tags and player behavior. Themes include Strategy, Turn-Based Strategy, Sci-fi, Space.

Astro Protocol header art

Astro Protocol is a high-stakes, turn-based 4X space strategy game distilled into intense one-hour matches. Six factions, randomized maps, tech trees, and anomalies ensure every run is unique. Victories are earned against challenging opponents that play to win.

Reviews: Very Positive — 97% — of 61 reviews
Released: 2026-02-08
Developer: Null Vector Studios
Genres: Strategy
Platforms: Windows, Mac, Linux

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    Dev: Kazakov Oleg
    Windows · Linux
    Median: 3.1 hrsMean: 4.7 hrs≥1hr: 89%

    Galaxy squad is a hardcore turn-based tactical roguelike, inspired by FTL and XCOM.

    Why similar: Turn-Based Tactics 19.6%, Turn-Based Strategy 15.6%, Space 15%, Tactical 11.9%, Turn-Based Combat 9.6%

  2. #2 Horizon
    96% matchMixed59% of 477 reviews2014
    Dev: L3O Interactive
    Windows
    Median: 2.0 hrsMean: 5.0 hrs≥1hr: 92%

    Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.

    Why similar: Grand Strategy 28.8%, Space 13.3%, Turn-Based Strategy 11.6%, Turn-Based Tactics 11.1%, Tactical 8.5%

  3. #3 Interstellar Space: Genesis
    96% matchVery Positive84% of 836 reviews2019
    Dev: Praxis Games
    Windows
    Median: 1.7 hrsMean: 11.3 hrs≥1hr: 57%

    Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!

    Why similar: Grand Strategy 23.2%, Turn-Based Strategy 15.1%, Space 14.3%, Turn-Based Tactics 13%, Procedural Generation 8.4%

  4. #4 Final Theory
    95% matchMostly Positive80% of 393 reviews2018
    Dev: Monticube
    Windows

    Final Theory is a 4X-lite turn-based strategy game where you command fleets of battleships engaged in a galactic civil war. It presents an exciting experience for both veteran players and those new to the genre. It features innovative combat mechanics but also hearkens back to some of the classics.

    Why similar: Hex Grid 25.4%, Turn-Based Tactics 15.1%, Turn-Based Strategy 14.8%, Space 11.5%, Tactical 10.2%

  5. #5 Revival: Recolonization
    94% matchMixed69% of 424 reviews2024
    Dev: HeroCraft PC
    Windows
    Median: 5.0 hrsMean: 12.2 hrs≥1hr: 86%

    Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.

    Why similar: Grand Strategy 27.8%, Hex Grid 21.5%, Turn-Based Strategy 15.3%, Tactical 11.3%, Resource Management 8.6%

  6. #6 Zero Orders Tactics
    94% matchVery Positive92% of 111 reviews2024
    Dev: Pauloondra
    Windows · Mac
    Median: 2.5 hrsMean: 3.2 hrs≥1hr: 79%

    🌋⚔ Terraforming + Into The Breach! An experimental puzzle strategy where you are not commanding your troops - now, you are shaping the battlefield itself! Nothing is random*, everything is predictable*, and the battlefield is changing. Every turn. By you.

    Why similar: Turn-Based Strategy 19.7%, Turn-Based Tactics 18.1%, Hex Grid 11%, Tactical 10.6%, Roguelite 7.4%

  7. #7 Stars in Shadow
    93% matchMostly Positive79% of 833 reviews2017
    Dev: Ashdar GamesPub: Iceberg Interactive
    Windows
    Median: 2.4 hrsMean: 14.5 hrs≥1hr: 66%

    Stars in Shadow is a turn-based 4X strategy game and a vivid tribute to the genre classics. Compete with alien factions to explore and colonize nearby starsystems, build fleets to defend against rivals, negotiate or conquer them. Win by unifying the galaxy, through diplomacy or force.

    Why similar: Turn-Based Strategy 30.5%, Space 22.1%, Turn-Based Combat 14%, Strategy 13.7%, Sci-fi 10.3%

  8. #8 Stellar Initiative
    92% matchMostly Positive76% of 404 reviews2024
    Dev: Five Head Games
    Windows
    Median: 1.8 hrsMean: 6.5 hrs≥1hr: 66%

    Stellar Initiative is a roguelike tower defense game where you land on the planet and use your orbit ship to deliver buildings and support you with fire. Complete missions, install new upgrades, discover powerful artifacts, and find the best strategy!

    Why similar: Base Building 24.2%, Sci-fi 18.4%, Procedural Generation 18.2%, Space 17%, Strategy 12.8%

  9. #9 Planetiles
    91% matchVery Positive84% of 94 reviews2024
    Dev: MythicOwl
    Windows · Mac · Linux

    Dive into Planetiles, where strategy and creativity converge. Build and transform barren planets into flourishing worlds. Outwit natural disasters, develop vibrant habitats, and navigate complex challenges. Embrace a boardgame-like depth with thoughtful planning and strategic decision-making.

    Why similar: Turn-Based Tactics 23.7%, Turn-Based Strategy 15.4%, Space 12.9%, Board Game 12.8%, Base Building 11.1%

  10. #10 Politon
    89% matchVery Positive90% of 87 reviews2025
    Dev: Pinq Games
    Windows · Mac

    Politon: A turn-based strategy game that will push your strategic and management skills to the limit! Expand your territory, strengthen your economy, and outsmart your enemies by planning your strategy carefully.

    Why similar: Hex Grid 22%, Grand Strategy 21.9%, Turn-Based Strategy 16.1%, Turn-Based Tactics 14%, Tactical 7.6%

  11. #11 Codex of Victory
    91% matchMixed69% of 398 reviews2017
    Dev: Ino-Co PlusPub: AKPublish pty ltd
    Windows · Mac · Linux
    Median: 4.8 hrsMean: 6.1 hrs≥1hr: 96%

    In this sci-fi turn-based strategy with real-time base-building elements, you’ll be defending human territories against the transhuman Augments. Expand your HQ, and manufacture and upgrade an army of advanced drones to wage interplanetary war for Humanity!

    Why similar: Hex Grid 22.1%, Turn-Based Strategy 14.2%, Space 13.9%, Turn-Based Tactics 13.4%, Base Building 12.6%

  12. #12 Halcyon 6: Starbase Commander
    90% matchVery Positive84% of 1,318 reviews2016
    Dev: Massive Damage, Inc.
    Windows · Mac · Linux
    Median: 4.7 hrsMean: 6.7 hrs≥1hr: 93%

    Halcyon 6: Starbase Commander is a retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling.

    Why similar: Space 28.4%, Turn-Based Strategy 19.4%, Base Building 17.7%, Turn-Based Combat 15.4%, Strategy 13%

  13. #13 Space Grunts
    89% matchVery Positive81% of 78 reviews2016
    Dev: Orangepixel
    Windows · Mac · Linux
    Median: 3.4 hrsMean: 4.2 hrs≥1hr: 94%

    A turn-based game on a planet outpost - with no waiting between turns! Play it at the speed of an arcade game, or take your time and think about your next step.. no matter how fast you take your turn, it might be your last!

    Why similar: Turn-Based Strategy 28.4%, Space 22.5%, Roguelite 14.2%, Sci-fi 12.4%, Strategy 8.8%

  14. #14 Inventorix
    86% matchVery Positive100% of 133 reviews2025
    Dev: Arcaludi
    Windows

    INVENTORIX is an inventory-management money-making roguelike deckbuilder. Creatively pack and synergize items and alien perks to create astronomical wealth and pay a mysterious space debt!

    Why similar: Procedural Generation 28.6%, Resource Management 17.8%, Space 17.5%, Strategy 13.5%, Tactical 11.3%

  15. #15 Pax Nova
    88% matchMixed56% of 450 reviews2020
    Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
    Windows
    Median: 4.3 hrsMean: 6.6 hrs≥1hr: 87%

    A sci-fi turn-based 4X strategy game where you lead the fate of one of several factions divided between three races. Explore new worlds and new star systems filled with exciting secrets as well as dangers. Build cities, expand your influence and fight great battles on land and in space.

    Why similar: Grand Strategy 30.1%, Turn-Based Strategy 17.9%, Space 13.8%, Procedural Generation 9.3%, Turn-Based Combat 9.2%

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    86% matchVery Positive86% of 331 reviews2017
    Dev: Jetdogs Studios
    Windows · Mac · Linux
    Median: 4.5 hrsMean: 7.7 hrs≥1hr: 96%

    Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay. Improve your command skills with AI and conquer the whole universe by fighting with real players.

    Why similar: Strategy 29%, Hex Grid 20.9%, Turn-Based Strategy 18.3%, Space 15.2%, Board Game 8.6%

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    87% matchMixed45% of 53 reviews2020
    Dev: Atomic KaiserPub: Slitherine Ltd.
    Windows

    Astra Exodus is a single player turn based Sci-fi 4X strategy game inspired by the classics, with a multiple choice narrative driven epic campaign, top down real time tactical battles and an extensive semi-randomized research grid.

    Why similar: Strategy 25.8%, Grand Strategy 23.2%, Turn-Based Strategy 10.8%, Turn-Based Tactics 10.5%, Tactical 8.7%

  18. #18 Stellar Monarch
    85% matchVery Positive80% of 227 reviews2016
    Dev: Silver Lemur Games
    Windows
    Median: 4.4 hrsMean: 7.8 hrs≥1hr: 83%

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    Why similar: Grand Strategy 43.3%, Turn-Based Strategy 20.1%, Space 17.5%, Sci-fi 10.4%, Strategy 6.8%

  19. #19 Nexus 5X
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    Dev: Whatboy GamesPub: Paradox Arc
    Windows
    Median: 2.3 hrsMean: 5.4 hrs≥1hr: 68%

    eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced 60-minute competitive sessions. Play Solo or Multiplayer for 2-8 players.

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    Dev: Blendo Games
    Windows · Mac · Linux
    Median: 18 minMean: 1.8 hrs≥1hr: 28%

    Lead your orbital battleships to victory in Flotilla! Fight, trade, and explore new planets in your journey through the galaxy. Featuring tactically rich 3D combat, flank and surprise the enemy from any direction. When the dust settles, generate another randomized universe for a brand new adventure!

    Why similar: Turn-Based Strategy 15%, Turn-Based Tactics 14.3%, Space 11.6%, Tactical 10.4%, Procedural Generation 10.3%

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    Dev: Mozg Labs
    Windows · Mac · Linux
    Median: 5.5 hrsMean: 13.8 hrs≥1hr: 98%

    Into the Void is a strategy RPG and exploration sci-fi game with an epic story and intense battles. Travel through space and discover the origin of a cosmic threat which destroyed Earth centuries ago. Fight or cooperate with the different factions; be a leader !

    Why similar: Space 43.4%, Strategy 18.6%, Turn-Based Tactics 17.6%, Tactical 14.5%, Exploration 4.6%

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    83% matchMixed68% of 532 reviews2014
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    Windows · Mac · Linux
    Median: 3.1 hrsMean: 5.2 hrs≥1hr: 94%

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    Why similar: Tactical 31.8%, Space 29.4%, Sci-fi 17.3%, Strategy 16.7%, 2D 2.5%

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    Windows · Mac

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    79% matchVery Positive83% of 71 reviews2025
    Dev: Logix Interactive
    Windows · Mac

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    Why similar: Grand Strategy 24.9%, Turn-Based Strategy 16.3%, Space 14.1%, Board Game 12.7%, Base Building 10.1%

  25. #25 Ancient Frontier
    82% matchMixed66% of 133 reviews2017
    Dev: Fair Weather Studios
    Windows
    Median: 3.7 hrsMean: 6.2 hrs≥1hr: 89%

    Ancient Frontier is a turn-based strategy RPG set in the far future. You command the fleet. Buy new ships, outfit them with crew and equipment, then deploy and destroy the enemy. Take control of massive fleets of capital ships and support craft as you play through two unique campaigns.

    Why similar: Turn-Based Strategy 18.5%, Turn-Based Tactics 17.1%, Space 16.2%, Strategy 12.5%, Tactical 10.5%

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    81% matchVery Positive85% of 109 reviews2020
    Dev: Iron Boar Labs Ltd.
    Windows

    Urukon is an experimental grand strategy game inspired by Euro-style board games. You play as one of 32 factions on a dying alien world. Each turn, you get to take just one of 10 actions. To achieve your chosen faction's goal, you'll need to carefully juggle multiple interactive systems.

    Why similar: Grand Strategy 34.9%, Strategy 22.3%, Turn-Based Strategy 15.4%, Resource Management 12.9%, Sci-fi 7.6%

  27. #27 Battlevoid: Harbinger
    80% matchMostly Positive79% of 1,059 reviews2016
    Dev: Bugbyte Ltd.
    Windows · Mac · Linux
    Median: 1.8 hrsMean: 11.1 hrs≥1hr: 56%

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    76% matchOverwhelmingly Positive96% of 4,314 reviews2023
    Dev: Rocket Rat GamesPub: Brace Yourself Games
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    Why similar: Turn-Based Strategy 20.2%, Turn-Based Tactics 17.6%, Space 13.6%, Grid-Based Movement 12.9%, Tactical 10.7%

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    Windows
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    Dev: Holistic Design, Inc.
    Windows · Linux

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    77% matchVery Positive86% of 4,513 reviews2019
    Dev: Alt Shift
    Windows · Mac
    Median: 4.3 hrsMean: 7.5 hrs≥1hr: 93%

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    Why similar: Hex Grid 19.7%, Space 17.3%, Tactical 13.2%, Procedural Generation 10.5%, Resource Management 9.7%

  32. #32 Approaching Infinity
    75% matchVery Positive95% of 730 reviews2025
    Dev: IBOL
    Windows
    Median: 4.2 hrsMean: 9.1 hrs≥1hr: 77%

    Approaching Infinity is a turn-based space RPG in the spirit of the sci-fi classics, with endless progression and exploration. Fight tactical battles or use diplomacy. Seek powerful artifacts. Quest, mine, trade, and craft. Level up forever or attempt 10 victories in hardcore or adventure mode.

    Why similar: Turn-Based Strategy 23%, Space 17.6%, Procedural Generation 16.9%, Tactical 14.5%, Sci-fi 13.4%

  33. #33 Spaceland: Sci-Fi Indie Tactics
    78% matchMostly Positive77% of 410 reviews2019
    Dev: Tortuga Team
    Windows
    Median: 3.1 hrsMean: 5.4 hrs≥1hr: 83%

    Incredibly dynamic turn-based strategy, reviving the traditions of the old school tactics. Lead a team of the most desperate fighters, destroy alien monsters and uncover the secrets of the lost planet.

    Why similar: Turn-Based Tactics 16.9%, Turn-Based Strategy 16.8%, Grid-Based Movement 16.2%, Space 13.8%, Tactical 13.2%

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    75% matchMostly Positive78% of 198 reviews2023
    Dev: Lunar DivisionPub: Bithell Games
    Windows · Mac

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    72% matchVery Positive95% of 379 reviews2026
    Dev: Effort StarPub: Joystick Ventures
    Windows · Mac
    Median: 1.7 hrsMean: 4.6 hrs≥1hr: 67%

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    Why similar: Space 23.2%, Turn-Based Tactics 18.8%, Procedural Generation 13%, Sci-fi 12.9%, Turn-Based Combat 10.2%

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    73% matchVery Positive96% of 90 reviews2025
    Dev: Sleeper Games
    Windows

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    Why similar: Turn-Based Tactics 25.2%, Turn-Based Strategy 20.6%, Space 20.4%, Sci-fi 11.8%, Roguelite 11.6%

  37. #37 Refactor
    74% matchVery Positive84% of 467 reviews2022
    Dev: GAGAPub: LightOn Game
    Windows · Mac
    Median: 1.7 hrsMean: 35.9 hrs≥1hr: 60%

    Refactor is a hard-core tower defense game that combines modular building, route planning, and element composition.

    Why similar: Turn-Based Tactics 21.4%, Turn-Based Strategy 15.4%, Space 14.5%, Resource Management 11.5%, Roguelite 10.8%

  38. #38 Star Tactics Redux
    76% matchVery Positive87% of 61 reviews2016
    Dev: Devil's Dozen Games
    Windows
    Median: 4.1 hrsMean: 4.9 hrs≥1hr: 98%

    Turn-based strategy game full of spacefleet battles. 30+ hours of gameplay, randomized battles, huge campaign with different ways of completion. Experience infinite tactical situations and outsmart the tricky AI using dozens of ships and special abilities.

    Why similar: Strategy 100%

  39. #39 Star Renegades
    73% matchVery Positive83% of 3,045 reviews2020
    Dev: Massive Damage, Inc.Pub: Raw Fury
    Windows
    Median: 4.7 hrsMean: 11.6 hrs≥1hr: 83%

    Star Renegades is a dimension spanning rogue-lite strategy RPG. Outsmart uniquely generated adversaries, forge bonds between heroes and end the cycle!

    Why similar: Tactical 19.8%, Procedural Generation 19.6%, Turn-Based Combat 16.4%, Roguelite 15.3%, Sci-fi 13.5%

  40. #40 Terraformers
    71% matchVery Positive88% of 3,713 reviews2023
    Dev: Asteroid LabPub: Goblinz Publishing
    Windows · Mac · Linux
    Median: 3.4 hrsMean: 9.5 hrs≥1hr: 87%

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    Why similar: Turn-Based Strategy 19.4%, Space 17.8%, Procedural Generation 16.8%, Board Game 15.2%, Resource Management 14.1%

  41. #41 Lord of Rigel
    72% matchMixed68% of 109 reviews2024
    Dev: Rhombus Studios
    Windows

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    73% matchMostly Positive75% of 55 reviews2021
    Dev: QED Games
    Windows · Linux
    Median: 4.0 hrsMean: 5.2 hrs≥1hr: 93%

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    70% matchVery Positive93% of 2,290 reviews2021
    Dev: Beetlewing
    Windows · Mac
    Median: 5.1 hrsMean: 13.7 hrs≥1hr: 81%

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    Why similar: Turn-Based Strategy 28.2%, Resource Management 17.4%, Procedural Generation 16.3%, Space 15.1%, Sci-fi 12.4%

  44. #44 Quantum Protocol
    71% matchVery Positive91% of 654 reviews2020
    Dev: Kaio Meris
    Windows
    Median: 3.9 hrsMean: 21.0 hrs≥1hr: 82%

    A deckbuilding card game where it's always your turn. Play as the master hackers of Quantum and take on the most dangerous malware in the world. Every action matters. Make plays, upgrade your deck, and break the enemy board!

    Why similar: Turn-Based Tactics 32.5%, Turn-Based Strategy 30.5%, Sci-fi 13.8%, Roguelite 13.7%, Strategy 7.7%

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    74% matchMixed50% of 2,467 reviews2015
    Dev: Firaxis GamesPub: 2K
    Windows · Mac
    Median: 4.6 hrsMean: 7.5 hrs≥1hr: 87%

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  46. #46 Into the Breach
    69% matchVery Positive94% of 22,058 reviews2018
    Dev: Subset Games
    Windows · Mac · Linux
    Median: 5.3 hrsMean: 32.0 hrs≥1hr: 83%

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  47. #47 Pixel Starships
    69% matchMostly Positive73% of 2,972 reviews2023
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    Windows · Mac · Linux
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  49. #49 Moonsigil Atlas
    67% matchVery Positive85% of 269 reviews2026
    Dev: Snake Tower GamesPub: Twin Sails Interactive
    Windows · Linux

    The deckbuilding roguelike with no energy – play cards using physical space! Slot cards together, manipulate the shape of your cards, and create overpowered combos to break the game!

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    70% matchMostly Positive73% of 464 reviews2022
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  52. #52 Breachway
    68% matchMostly Positive75% of 1,443 reviews2024
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  53. #53 Steam Marines
    71% matchMixed50% of 333 reviews2014
    Dev: Worthless Bums
    Windows · Mac · Linux
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  54. #54 Rogue Station
    67% matchMostly Positive77% of 231 reviews2023
    Dev: Quint Studio
    Windows

    This "space station builder simulation roguelite" puts you in charge of a space station. Fight off enemy ships, fleets and rival stations to dominate your corner of space. Build and upgrade your station, hire and manage your crew. Survive as long as you can.

    Why similar: Space 26.4%, Base Building 24.3%, Roguelite 14.9%, Strategy 9.7%, Tactical 8.2%

  55. #55 Battle Grid
    66% matchVery Positive83% of 230 reviews2023
    Dev: Barking Dogs
    Windows

    Face relentless alien hordes, collect their resources and assemble an unstoppable squadron of mechs! In this Action Roguelite, discover game-breaking synergies, mix and match weapons and units, unlock upgrades, harvest and conquer alien planets.

    Why similar: Turn-Based Strategy 37.3%, Roguelite 19.5%, Sci-fi 13.8%, Strategy 11%, Top-Down 9.5%

  56. #56 Stellar Orphans
    66% matchMostly Positive71% of 142 reviews2024
    Dev: Artifex Parvus
    Windows

    "Explore 'Stellar Orphans', a captivating deck-building game where every choice determines the fate of your crew lost in infinite space. Forge alliances, manage resources, and resolve crises to guide your 'Stellar Orphans' to survival. Ready to defy the stars?"

    Why similar: Turn-Based Strategy 25.8%, Space 18.2%, Board Game 15.1%, Roguelite 11.2%, Sci-fi 10.6%

  57. #57 Age of Wonders: Planetfall
    66% matchMostly Positive80% of 6,625 reviews2019
    Dev: Triumph StudiosPub: Paradox Interactive
    Windows · Mac
    Median: 3.9 hrsMean: 16.0 hrs≥1hr: 85%

    Age of Wonders: Planetfall is the new strategy game from Triumph Studios, creators of the critically acclaimed Age of Wonders series, bringing all the exciting tactical turn-based combat and in-depth empire building of its predecessors to space in an all-new, sci-fi setting.

    Why similar: Turn-Based Strategy 31.4%, Hex Grid 20.5%, Tactical 13.6%, Space 13.1%, Sci-fi 10.3%

  58. #58 Athena Crisis
    65% matchVery Positive82% of 147 reviews2024
    Dev: Nakazawa Tech
    Windows · Mac · Linux

    Athena Crisis is a modern retro turn-based strategy game that places you in command of 40+ units in your journey across the multiverse. Embark on a challenging single-player quest or dive into the thrill of ranked or casual multiplayer modes to become the best Athena Crisis player!

    Why similar: Turn-Based Tactics 25.3%, Turn-Based Strategy 25.1%, Tactical 19.5%, Sci-fi 11.7%, Top-Down 6.5%

  59. #59 Apollo4x
    70% matchMixed50% of 86 reviews2015
    Dev: Digital EntertainmentPub: Volens Nolens Games
    Windows
    Median: 3.5 hrsMean: 3.8 hrs≥1hr: 88%

    Apollo4x is a casual-to-difficult space trading tycoon game, where success is measured in earnings from how efficient your trade routes are in transporting supplies to demands on your planets. Combat is card based, and uses a unique system never before seen.

    Why similar: Grand Strategy 73.2%, Strategy 26.8%

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