Free games like Summer Games Challenge
Below are 8 free-to-play Steam games similar to Summer Games Challenge, 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 Summer Games Challenge page.
Ranked picks
- 1
The Lab
Free-to-play alternative to Summer Games Challenge — no purchase or trial window.
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
- 2
Rec Room
Free-to-play alternative to Summer Games Challenge — 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.
- 3
Umamusume: Pretty Derby
Free-to-play alternative to Summer Games Challenge — no purchase or trial window. Shares Sports with Summer Games Challenge.
Umamusume: Pretty Derby, winner of Best Mobile Game at The Game Awards 2025, is ready to race! Scout featured trainees and supporters as you navigate the immersive sports life simulation through the game's in-depth training system and top-of-the-line 3D graphics!
- 4
FPS Chess
Free-to-play alternative to Summer Games Challenge — no purchase or trial window.
Battle a friend in this fast paced 1v1 class-based first-person shooter. Chess takes a back-seat to FPS as you win duel after duel and capture the opponent's pieces until you've beaten their king and won the game.
- 5
Fishing Planet
Free-to-play alternative to Summer Games Challenge — no purchase or trial window. Shares Sports with Summer Games Challenge.
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.
- 6
Bloons TD Battles
Free-to-play alternative to Summer Games Challenge — no purchase or trial window.
Go head to head with other players in a Bloon-popping battle for victory. From the creators of best-selling Bloons TD 5, this all new Battles game is specially designed for multiplayer combat, featuring the ability to control bloons directly and send them charging past your opponent's defenses.
- 7
MechWarrior Online™ Legends
Free-to-play alternative to Summer Games Challenge — no purchase or trial window.
MechWarrior Online™ Legends is a tactical, 'Mech-based online shooter set in the vast BattleTech Universe. Assume the role of an elite MechWarrior, piloting powerful BattleMechs, fighting for supremacy over the Inner Sphere.
- 8
*NEW* SCUFFED EPIC BHOP SIMULATOR 2023 (POG CHAMP)
Free-to-play alternative to Summer Games Challenge — no purchase or trial window.
Jump into it with *NEW* EPIC SCUFFED BHOP SIMULATOR 2023 POG CHAMP, a new parkour game which has spicy memes, graphics, and physics engine! Play with up to 10 friends in multiplayer and by yourself in single player!