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Life & fun · alternatives · 2026

24 alternatives to Astro.io

Astro.io is a 3D space fighting single & multiplayer io game

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Astro.io launched in 2017; newer entries below may have overtaken it.

  1. 1

    Astroe.io is a free multiplayer 2D space battle game you play in your browser with no download. Fly a ship, capture satellites with your team, or fight in 50-player free-for-all.

    2017 · astroe.io · its alternatives →

  2. 2
    Astroe▲9

    Multiplayer 2D Space Battle

    2017 · astroe.io · its alternatives →

  3. 3
    Astro▲511

    App Store optimization tool for Apple developers

    2023 · tryastro.app · its alternatives →

  4. 4
    Astro 3.0▲264

    Intelligent inbox and calendar for iOS, Android, Mac & Slack

    2018 · its alternatives →

  5. 5
    Astro▲308

    AI meets email for Mac, iOS and Android

    2017 · its alternatives →

  6. 63M

    2019 · urk-3d-multi-space-game.herokuapp.com · its alternatives →

  7. 7

    A space-shooter meets a rogue-like-ish game

    2016 · gamejolt.com · its alternatives →

  8. 8
    AstroGrid▲113

    Explore the entire universe in your browser, in real 3D

    Apr 2026 · velonspace.com · its alternatives →

  9. 9

    Blast your way through waves

    2016 · blockypixel.com · its alternatives →

  10. 10

    Agar.io goes interstellar!

    2015 · vanar.io · its alternatives →

  11. 11

    The open world (galaxy?) version of a really great iOS game!

    2015 · store.steampowered.com · its alternatives →

  12. 12AA
    Astro App▲291

    I really like Stellarium and SkySafari but I felt like these are primarily geared towards exploring the sky but not so much "here are the long list of things I want to see, when can I see them tonight and where". There's also not really a great option I've found that combines sky object planning + location weather details while still being free so I built this. The UI's heavily inspired by NINAs sky atlas + Robinhood. Right now you can: View the altitude chart of objects and 3D view Create lists of objects of interest View the annual max/min daily altitude of an object to find the best…

    2024 · astro.sshh.io · its alternatives →

  13. 13

    A game of aerospace industry and interplanetary exploration

    2015 · astroneer.space · its alternatives →

  14. 14IB

    Hello everyone! I'm excited to announce the launch of Astrocyte, a web app that allows you to create and interact with 3D AI characters. Whether it's video game heroes, anime characters, political figures, or even that obscure NPC from your favorite RPG, you can bring them to life and have a chat with them on Astrocyte! Many users have already begun crafting their own characters on Astrocyte, and the conversations have been incredibly entertaining. I would be thrilled if you could give it a try and share your honest feedback. Thank you!

    2023 · heyastrocyte.com · its alternatives →

  15. 15

    a real-time, funny & casual, cross-platform game

    2017 · its alternatives →

  16. 16
    Stellar▲74

    A retro pixel-art arcade game for iOS 👾

    2018 · apps.apple.com · its alternatives →

  17. 17SO
  18. 18

    A 3D onchain game buit on Base.

    2025 · astrobase.games · its alternatives →

  19. 19RD
  20. 20

    The purely functional user interface library that

    2018 · kbrsh.github.io · its alternatives →

  21. 21

    Social crypto network

    2022 · its alternatives →

  22. 22

    An extraterrestrial sandbox adventure game

    2015 · playstarbound.com · its alternatives →

  23. 23

    Command a spaceship with your friends

    2014 · spaceteam.ca · its alternatives →

  24. 24

    A game about gravity and asteroids

    2014 · apps.apple.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →