Protonwar is a Action game from Outer Planet Studios with a 84% positive Steam review signal. Indie Lantern indexes it for players browsing by single-player.

Game snapshot
- Developer
- Outer Planet Studios
- Release year
- 2018
- Playtime
- Varies by player
- Price
- Free
- Review signal
- 84% positive
Screenshots






System requirements
PC
- Minimum
- Requires a 64-bit processor and operating system
OS *: Windows 7 64-bit
Processor: Intel® Core™ i5 Processor
Memory: 4 GB RAM
Graphics: NVIDIA GTX 770
DirectX: Version 11
Network: Broadband Internet connection
Storage: 6 GB available space
VR Support: SteamVR or Oculus PC
Additional Notes: Nvidia Geforce 970+ for SteamVR mode - Recommended
- Requires a 64-bit processor and operating system
OS *: Windows 7 64-bit or Higher
Processor: Intel® Core™ i7 Processor
Memory: 8 GB RAM
Graphics: Nvidia Geforce 970
DirectX: Version 11
Network: Broadband Internet connection
Storage: 6 GB available space
Additional Notes: Nvidia Geforce 980+ recommended for SteamVR mode
From Steam reviews
Review notes
Protonwar is worth a closer look if you want controller friendly, solo-friendly, great with friends, and emotional story.
Best for players who want emotional story, controller friendly, solo-friendly, and great with friends.
Check more carefully if you dislike technical roughness and unclear onboarding.
controller-friendly
FitController, gamepad, or Steam Deck play comes up as a plus.
solo-friendly
FitIt still makes sense as a solo play choice.
buggy
FrictionTechnical roughness or instability comes up often enough to check.
great-with-friends
FitIt tends to be better when shared with friends.
emotional-story
ToneThe story is framed as affecting rather than just plot-heavy.
confusing-onboarding
FrictionThe first hours can be unclear without patience or outside help.
Steam review snapshots
I hope-hope-hope that more people pick up this game and work their way up to being able to handle the awesome-magic of…It crashed once but when I started the game again and created a match all was well and we actually finished a…The bots aren't good enough to play solo and have fun.Vive also has a "wave" based coop shooter mode that can be fun (though it's currently in a testing phase and is…Why it fits
Check it if you want action filtered by single-player.
Who might skip it
Research further on Steam if you need verified accessibility details, exact playtime, or current system requirements.