Free games like Galaxy Ball Defender
Below are 9 free-to-play Steam games similar to Galaxy Ball Defender, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Galaxy Ball Defender page.
Ranked picks
- 1

Rec Room
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window.
Rec Room is the best place to build and play games together. Party up with friends from all around the world to chat, hang out, explore MILLIONS of player-created rooms, or build something new and amazing to share with us all.
- 2

Fishing Planet
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window. Shares Sports with Galaxy Ball Defender.
Fishing Planet® is a free-to-play and highly realistic first-person online multiplayer fishing simulator. Developed by avid fishing enthusiasts to bring you the full thrill of actual angling on your PC.
- 3

One-armed robber
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window. Shares Action with Galaxy Ball Defender.
One-armed robber is a chaotic first-person heist game that centers around a uniquely challenging premise. Players take the role of a determined robber equipped with only one arm, tasked with pulling off daring heists on banks, shops, and various establishments.
- 4

TrackMania Nations Forever
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window.
A free game in the truest sense of the word, TrackMania Nations Forever lets you drive at mind-blowing speeds on fun and spectacular tracks in solo and multiplayer modes.TrackMania Nations Forever offers a new "Forever" version of the Stadium environment, a solid solo mode and 65 brand new, progressively challenging tracks.
- 5

Learn to Fly 3
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window. Shares Action with Galaxy Ball Defender.
Build your spaceship from scratch, earn funds and invest them into building a bigger, better spaceship as you try and fly your way up to space!
- 6

Slapshot: Rebound
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window. Shares Action and Sports with Galaxy Ball Defender.
Slapshot: Rebound is a physics-based multiplayer game where you play an arcade style match of hockey. No shoot button, no puck glue, no RNG. It’s up to you and your team to take control of the puck, pass, shoot, outplay your opponents. Play with your friends or team up with other Slapshot players!
- 7

Pinball FX Classic
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window.
Pinball FX Classic is the biggest, most community focused pinball game ever created. Multiplayer matchups, user generated tournaments and league play create endless opportunity for pinball competition.
- 8

BEEP
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window.
A combination of platforming with a gravity gun, BEEP is an amazing physics-platformer. Despite its friendly art style, this is a hardcore platformer in the truest sense.
- 9

Don't Puke!
Free-to-play alternative to Galaxy Ball Defender — no purchase or trial window. Shares Action and Sports with Galaxy Ball Defender.
Only a few will make it to the top! Ride, jump, and fly either solo or with friends, in this virtual reality game! Mastering your cart control skills is essential to reach the island's highest peaks.