Free games like Second Wave
Below are 12 free-to-play Steam games similar to Second Wave, 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 Second Wave page.
Ranked picks
- 1
Indigo Park: Chapter 1
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action and Indie with Second Wave.
Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.
- 2
STRAFTAT
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action with Second Wave.
STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.
- 3
Counter-Strike:Global Offensive
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action with Second Wave.
Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).
- 4
The Lab
Free-to-play alternative to Second Wave — 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!
- 5
Hello Neighbor Alpha 2
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Indie and Adventure with Second Wave.
Welcome to Alpha 2 of Hello Neighbor. Play against an advanced, self-learning AI in what eventually became Act 1 of Hello Neighbor - the stealth horror home invasion sim.
- 6
Crime Scene Cleaner: Prologue
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action with Second Wave.
When there’s a call, you are the man to clean up after your client’s dirty job. Siding with the mafia is a dangerous game, but they pay well, and you need money, right? So take your mop and better remove those bloodstains quickly before the police come.
- 7
I MAED A GAM3 W1TH Z0MB1ES 1N IT!!!1
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action and Indie with Second Wave.
A top down twin stick zombie slaying shooter that you are sure to play again and again!
- 8
Wheelchair Wizards
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action and Indie with Second Wave.
Wheelchair Wizards is a 4 player party game where you battle your friends while upgrading your wizard.
- 9
Fate Trigger
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action and Adventure with Second Wave.
Fate Trigger is a 3D Anime-style, hero-based tactical shooter powered by UE5, available across multiple platforms. Dive into a dynamic world of floating islands, become a sharpshooter with extraordinary special skills, and engage in thrilling, spectacular life-or-death showdowns!
- 10
Overwatch®
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action with Second Wave.
Overwatch®, A FUTURE WORTH FIGHTING FOR! Overwatch® is an always-on and ever-evolving free-to-play, team-based action game set in an optimistic future, where every match is the ultimate 5v5 or 6v6 battlefield brawl.
- 11
Predecessor
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action and Indie with Second Wave.
Inspired by the legacy of Paragon, built with love by the community, and powered by Unreal Engine 5, Predecessor is the ultimate fusion of shooter action and MOBA strategy. Join more than 2,000,000 players and play for FREE now!
- 12
Paladins®
Free-to-play alternative to Second Wave — no purchase or trial window. Shares Action and Adventure with Second Wave.
Paladins is the ultimate fantasy team-based shooter experience, with over 50 customizable Champions fighting in 5v5 action across a diverse Realm of modes and maps!