Games like Space Travel Idle on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Space Travel Idle are available at the bottom of the page.
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Kyvir: Rebirth
Kyvir: Rebirth is a single player card game that combines elements of RPG, deck building, and roguelike gameplay. This game features an original dual deck mechanism, hundreds of distinctive items, skills, and cards for you to experiment with.
Achievement Idler: Red
Achievement Idler:Red is an Achievement spam "game" that you start up to idle in the background and get the achievements.
Achievement Idler: Black
Achievement Idler: Black is an Achievement spam "game" that you start up to idle in the background and get the achievements.
Idle Hero TD - Tower Defense
Endless idle tower defense game full of deep strategy and combat mechanics. Unlock and upgrade dozens of epic fantasy heroes to defeat an infinite swarm of enemy monsters. Strategize hero positions, synergies, and skills for an effective defense, then sit back and let the auto-battler do its thing!
Idle Heros
《IDLE HEROS》 is a special placement game, invite your friends to form a fixed team, come to participate in the battle, placement can easily obtain a variety of resources
Rogue Voltage
The engineering roguelike. Construct your combos by wiring circuits. Build crazy machines to zap the monsters and trigger satisfying chain reactions.
Die in the Dungeon
Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but dice! Deal with enemies by combining powerful dice on your board, boost their effects with magical relics, and risk it all hoping for a good roll on unexpected encounters.
Galaxy Idle Clicker
Embark on an interstellar journey with Galaxy Idle Clicker! Conquer galaxies, upgrade your spaceship, and face off against a myriad of enemy ships. With engaging minigames, powerful upgrades, GIC delivers an unparalleled idle space adventure. Join the cosmic conquest today and dominate the universe!
Looper Tactics
Welcome again, wandering soul. Will this be the time of your success? Watch your steps as you advance in this roguelike-deck builder and engage in auto-battler card encounters of increasing difficulty. Get stronger in each battle, rise from the ashes, and break free from endless reincarnation!
Most played games like Space Travel Idle on Steam
Take a look at the top games like Space Travel Idle that are currently attracting the largest player bases on the Steam platform, as of June 15th 2025.
1. Idle Hero TD - Tower Defense
Similarity 43% Endless idle tower defense game full of deep strategy and combat mechanics. Unlock and upgrade dozens of epic fantasy heroes to defeat an infinite swarm of enemy monsters. Strategize hero positions, synergies, and skills for an effective defense, then sit back and let the auto-battler do its thing! Idle Hero TD - Tower Defense is a early access, strategy and tower defense game developed and published by Swell Games LLC. Released on May 03rd 2024 has received 665 reviews of which 548 were positive and 117 were negative resulting in a rating of 7.8 out of 10. The game has hit the top spot as the #1 most played game like Space Travel Idle, thanks to its 1,067 peak concurrent players over the last day.
7.8
548
117
1,067
players
2. Galaxy Idle Clicker
Similarity 40% Embark on an interstellar journey with Galaxy Idle Clicker! Conquer galaxies, upgrade your spaceship, and face off against a myriad of enemy ships. With engaging minigames, powerful upgrades, GIC delivers an unparalleled idle space adventure. Join the cosmic conquest today and dominate the universe! Galaxy Idle Clicker is a early access, free to play and indie game developed by Soehnle and published by TimeLost Gaming. Released on July 18th 2024 has received 675 reviews of which 508 were positive and 167 were negative resulting in a rating of 7.2 out of 10. While seeing 1,063 players online at once in the last 24 hours, this game is currently ranked #2 among games like Space Travel Idle based on player count.
7.2
508
167
1,063
players
3. Die in the Dungeon
Similarity 42% Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but dice! Deal with enemies by combining powerful dice on your board, boost their effects with magical relics, and risk it all hoping for a good roll on unexpected encounters. Die in the Dungeon is a early access, turn-based strategy and dungeon crawler game developed by ATICO and published by HypeTrain Digital and INSTINCT3. Released on February 21st 2025 has received 1,897 reviews of which 1,728 were positive and 169 were negative resulting in a rating of 8.7 out of 10. While seeing 141 players online at once in the last 24 hours, this game is currently ranked #3 among games like Space Travel Idle based on player count.
8.7
1,728
169
141
players
4. Idle Heros
Similarity 43% 《IDLE HEROS》 is a special placement game, invite your friends to form a fixed team, come to participate in the battle, placement can easily obtain a variety of resources Idle Heros is a exploration, idler and casual game developed and published by EGAME. Released on May 01st 2024 has received 565 reviews of which 468 were positive and 97 were negative resulting in a rating of 7.8 out of 10. The game currently holds the #4 spot among the most played games like Space Travel Idle.
7.8
468
97
6
players
5. Rogue Voltage
Similarity 43% The engineering roguelike. Construct your combos by wiring circuits. Build crazy machines to zap the monsters and trigger satisfying chain reactions. Rogue Voltage is a early access, deckbuilding and automation game developed by Horizont Computergrafik and published by Horizont Computergrafik and IndieArk. Released on May 10th 2024 has received 407 reviews of which 384 were positive and 23 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #5 spot among the most played games like Space Travel Idle.
8.7
384
23
3
players
6. Looper Tactics
Similarity 40% Welcome again, wandering soul. Will this be the time of your success? Watch your steps as you advance in this roguelike-deck builder and engage in auto-battler card encounters of increasing difficulty. Get stronger in each battle, rise from the ashes, and break free from endless reincarnation! Looper Tactics is a deckbuilding, card battler and auto battler game developed by Inkstone Atelier and published by 2P Games and Gamersky Games. Released on August 28th 2023 has received 498 reviews of which 445 were positive and 53 were negative resulting in a rating of 8.3 out of 10. The game currently holds the #6 spot among the most played games like Space Travel Idle.
8.3
445
53
1
players
7. Achievement Idler: Red
Similarity 45% Achievement Idler:Red is an Achievement spam "game" that you start up to idle in the background and get the achievements. Achievement Idler: Red is a casual and idler game developed and published by IHM Studio. Released on May 13th 2018 has received 369 reviews of which 315 were positive and 54 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #7 spot among the most played games like Space Travel Idle.
7.9
315
54
1
players
8. Achievement Idler: Black
Similarity 45% Achievement Idler: Black is an Achievement spam "game" that you start up to idle in the background and get the achievements. Achievement Idler: Black is a casual and idler game developed and published by IHM Studio. Released on April 13th 2018 has received 459 reviews of which 377 were positive and 82 were negative resulting in a rating of 7.7 out of 10. The game currently holds the #8 spot among the most played games like Space Travel Idle.
7.7
377
82
1
players
9. Kyvir: Rebirth
Similarity 52% Kyvir: Rebirth is a single player card game that combines elements of RPG, deck building, and roguelike gameplay. This game features an original dual deck mechanism, hundreds of distinctive items, skills, and cards for you to experiment with. Kyvir: Rebirth is a early access, card battler and rogue-lite game developed by Dawnblaze Entertainment and published by AplusGames. Released on January 31st 2021 has received 412 reviews of which 327 were positive and 85 were negative resulting in a rating of 7.5 out of 10. The game currently holds the #9 spot among the most played games like Space Travel Idle.
7.5
327
85
Best deals on games like Space Travel Idle on Steam
Discover fantastic savings with the best discounts on a variety of games like Space Travel Idle available on Steam right now, updated on June 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Space Travel Idle.
1. Die in the Dungeon
Similarity 42% Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but dice! Deal with enemies by combining powerful dice on your board, boost their effects with magical relics, and risk it all hoping for a good roll on unexpected encounters. Die in the Dungeon is a early access, turn-based strategy and dungeon crawler game developed by ATICO and published by HypeTrain Digital and INSTINCT3. Released on February 21st 2025 has received 1,897 reviews of which 1,728 were positive and 169 were negative resulting in a rating of 8.7 out of 10. Featuring a massive 66% discount, this game currently holds the #1 spot in the best deals for games like Space Travel Idle.
8.7
1,728
169
-66%
12.99€
4.50€
2. Looper Tactics
Similarity 40% Welcome again, wandering soul. Will this be the time of your success? Watch your steps as you advance in this roguelike-deck builder and engage in auto-battler card encounters of increasing difficulty. Get stronger in each battle, rise from the ashes, and break free from endless reincarnation! Looper Tactics is a deckbuilding, card battler and auto battler game developed by Inkstone Atelier and published by 2P Games and Gamersky Games. Released on August 28th 2023 has received 498 reviews of which 445 were positive and 53 were negative resulting in a rating of 8.3 out of 10. Thanks to its 39% discount, this game is now the #2 best deal in games like Space Travel Idle.
8.3
445
53
-39%
10.79€
6.65€
Free games like Space Travel Idle on Steam
Check out this fantastic list of free-to-play games like Space Travel Idle you can enjoy on Steam right now, updated on June 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Space Travel Idle.
1. Idle Hero TD - Tower Defense
Similarity 43% Endless idle tower defense game full of deep strategy and combat mechanics. Unlock and upgrade dozens of epic fantasy heroes to defeat an infinite swarm of enemy monsters. Strategize hero positions, synergies, and skills for an effective defense, then sit back and let the auto-battler do its thing! Idle Hero TD - Tower Defense is a early access, strategy and tower defense game developed and published by Swell Games LLC. Released on May 03rd 2024 has received 665 reviews of which 548 were positive and 117 were negative resulting in a rating of 7.8 out of 10. With 1,067 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Space Travel Idle.
7.8
548
117
1,067
players
2. Galaxy Idle Clicker
Similarity 40% Embark on an interstellar journey with Galaxy Idle Clicker! Conquer galaxies, upgrade your spaceship, and face off against a myriad of enemy ships. With engaging minigames, powerful upgrades, GIC delivers an unparalleled idle space adventure. Join the cosmic conquest today and dominate the universe! Galaxy Idle Clicker is a early access, free to play and indie game developed by Soehnle and published by TimeLost Gaming. Released on July 18th 2024 has received 675 reviews of which 508 were positive and 167 were negative resulting in a rating of 7.2 out of 10. Thanks to its free to play tag and a daily player base of 1,063, this game has secured the #2 spot in the ranking of free games like Space Travel Idle.
7.2
508
167
1,063
players
3. Idle Heros
Similarity 43% 《IDLE HEROS》 is a special placement game, invite your friends to form a fixed team, come to participate in the battle, placement can easily obtain a variety of resources Idle Heros is a exploration, idler and casual game developed and published by EGAME. Released on May 01st 2024 has received 565 reviews of which 468 were positive and 97 were negative resulting in a rating of 7.8 out of 10. The game currently holds the #3 spot among the most played free games like Space Travel Idle.
7.8
468
97
6
players