IMHO.

Single-player games like Project AETHER: First Contact

Below are 9 single-player Steam games similar to Project AETHER: First Contact, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Project AETHER: First Contact page.

Ranked picks

  1. 1
    Super Mega Space Blaster Special Turbo — Steam game cover

    Super Mega Space Blaster Special Turbo

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required. Shares Action and Indie with Project AETHER: First Contact.

    The definitive 'Turbo Edition' of the easy to play hard to master space blaster. Bringing more game modes, ships, challenges, upgradable power-ups and frantic retro space blasting fun than ever before. Alone or in co-op you’ll keep coming back to unlock ships, upgrade weapons and beat your high-score.

    2020ActionIndie4.99 USDSingle-playerSimilar games →
  2. 2
    GUNPIG: Firepower For Hire — Steam game cover

    GUNPIG: Firepower For Hire

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required. Shares Action and Indie with Project AETHER: First Contact.

    Sci-fi top-down twin-stick shooter with 9 weapons, 3 alts and secret hidden collectibles!

    2020ActionIndie0.99 USDSingle-playerSimilar games →
  3. 3
    Cyberhunt — Steam game cover

    Cyberhunt

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required. Shares Action and Indie with Project AETHER: First Contact.

    Cyberhunt is a retro procedurally generated twin stick shooter, that takes you back to the sweet to the sweet arcade machines era!

    2017ActionIndieAdventure4.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Astebreed: Definitive Edition — Steam game cover

    Astebreed: Definitive Edition

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required. Shares Action and Indie with Project AETHER: First Contact.

    Climb into the cockpit of an otherworldly war machine and fly into battle against a horrifying alien race bent on eradicating humanity to preserve their own civilization.

    2014ActionIndie19.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Tesla vs Lovecraft — Steam game cover

    Tesla vs Lovecraft

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required. Shares Action and Indie with Project AETHER: First Contact.

    Tesla vs Lovecraft is an intense top-down twin stick arena shooter from the creators of Crimsonland and Neon Chrome. Play as the enigmatic inventor Nikola Tesla harnessing the static energy to power up Tesla-Mech and give the lovecraftian nightmares a lesson in horror!

    2018ActionIndieRPG14.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Stardust Galaxy Warriors: Stellar Climax — Steam game cover

    Stardust Galaxy Warriors: Stellar Climax

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required. Shares Action and Indie with Project AETHER: First Contact.

    Stardust Galaxy Warriors: Stellar Climax is a fast-paced couch co-op action shooter with SHMUP/Brawler gameplay and RPG elements. Choose your mechs, weapons & upgrades then soar through space, defeat evil & save the future... from itself!

    2015ActionIndieAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Mech Havoc — Steam game cover

    Mech Havoc

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required. Shares Action and Indie with Project AETHER: First Contact.

    Sandbox of destruction. Billion different ways to build your mech. Feel the weight and impact of obliteration in this modern old school mech combat sim.

    2025ActionStrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Crimsonland — Steam game cover

    Crimsonland

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required. Shares Action and Indie with Project AETHER: First Contact.

    Thousands of aliens, giant spiders, mutant lizards, and more are on the attack - can you survive the onslaught? Crimsonland is a top-down shooter with a touch of RPG. Unlock over 30 weapons and over 50 perks from quirky to brutal. Complete the quest and show your skills in five survival modes.

    2014ActionIndieRPG13.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Legions of Tyrandel — Steam game cover

    Legions of Tyrandel

    Single-player alternative to Project AETHER: First Contact — playable solo, no multiplayer required.

    Legions of Tyrandel is a competitive turn based strategy card game. In this game, the cards in your deck become units under your direct control when you play them. Use clever combinations and good positioning to triumph over your opponent and lead your army to victory!

    2017Strategy9.99 USDSingle-playerSimilar games →