Free games like ZEPHON
Below are 8 free-to-play Steam games similar to ZEPHON, 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 ZEPHON page.
Ranked picks
- 1

Counter-Strike:Global Offensive
Free-to-play alternative to ZEPHON — no purchase or trial window.
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.).
- 2

Grimm's Hollow
Free-to-play alternative to ZEPHON — no purchase or trial window. Shares RPG with ZEPHON.
A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.
- 3

The Lab
Free-to-play alternative to ZEPHON — 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!
- 4

Moonring
Free-to-play alternative to ZEPHON — no purchase or trial window. Shares RPG with ZEPHON.
A dark-fantasy, turn-based, retro-fusion of classic turn-based RPGs and roguelikes, all presented with a unique neon aesthetic.
- 5

Die in the Dungeon: Origins
Free-to-play alternative to ZEPHON — no purchase or trial window. Shares Strategy and RPG with ZEPHON.
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 dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!
- 6

The Riftbreaker: Prologue
Free-to-play alternative to ZEPHON — no purchase or trial window. Shares Strategy with ZEPHON.
The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.
- 7

Jigsaw Puzzle Dreams
Free-to-play alternative to ZEPHON — no purchase or trial window.
Beautiful Multiplayer Jigsaw Puzzle game where you can design the room you play in!
- 8

Counter-Strike 2
Free-to-play alternative to ZEPHON — no purchase or trial window.
For over two decades, Counter-Strike has offered an elite competitive experience, one shaped by millions of players from across the globe. And now the next chapter in the CS story is about to begin. This is Counter-Strike 2.