Single-player games like Secrets Under Eco
Below are 8 single-player Steam games similar to Secrets Under Eco, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Secrets Under Eco page.
Ranked picks
- 1

Quebec Mortis
Single-player alternative to Secrets Under Eco — playable solo, no multiplayer required. Shares Action and Indie with Secrets Under Eco.
Top down retro adventure game including 4 different stories.
- 2

Infinite Liberty
Single-player alternative to Secrets Under Eco — playable solo, no multiplayer required. Shares Action and Indie with Secrets Under Eco.
A disturbing FPS survival horror game about being trapped in an alternate America. Navigate twisted realities, evade or fight aggressive enemies, and solve fast-paced environmental puzzles to survive.
- 3

DRAMA
Single-player alternative to Secrets Under Eco — playable solo, no multiplayer required. Shares Action and Indie with Secrets Under Eco.
An exciting game, full of traps and mysteries to be solved in each of its 96 levels. In this hostile story you must put all your skills to the test to solve the hidden enigmas and lead Frank to the end of this compelling story in 2D.
- 4

Supraland
Single-player alternative to Secrets Under Eco — playable solo, no multiplayer required. Shares Action and Indie with Secrets Under Eco.
Try the demo! A mix between Portal, Zelda and Metroid. Exploration, puzzles, terrible combat, secret upgrades and new abilities that help you reach new places. Playtime 12-25h.
- 5

Prime Directive
Single-player alternative to Secrets Under Eco — playable solo, no multiplayer required. Shares Action and Indie with Secrets Under Eco.
Prime Directive is a first person 3D action-adventure shooter in which players control Marty, a small but brave robot. Marty acquires unique abilities to fight enemies and solve puzzles while exploring a mysterious alien world.
- 6

Exosuit
Single-player alternative to Secrets Under Eco — playable solo, no multiplayer required. Shares Action and Indie with Secrets Under Eco.
Exosuit is a dynamic shooter in a unique style, where focus is on maximizing fun of gameplay. Game has no plot and the emphasis is only on unbridled action and unusual visual style.
- 7

Q.U.B.E. 10th Anniversary
Single-player alternative to Secrets Under Eco — playable solo, no multiplayer required. Shares Action and Indie with Secrets Under Eco.
Entirely rebuilt from the ground up, Q.U.B.E. 10th Anniversary is the ultimate celebration of the decade-old original, bringing refined visuals, completely redesigned and revised gameplay sections, and a whole new chapter to the award-winning, brain-twisting first-person puzzler.
- 8

PolyClassic: Wild
Single-player alternative to Secrets Under Eco — playable solo, no multiplayer required. Shares Action and Indie with Secrets Under Eco.
This game is an action game that combines elements of the classic retro shooter and low poly styling. The player's task is to destroy all enemies that come across on the way.