Free games like Black Submarine: deep seek
Below are 8 free-to-play Steam games similar to Black Submarine: deep seek, 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 Black Submarine: deep seek page.
Ranked picks
- 1

Our Life: Beginnings & Always
Free-to-play alternative to Black Submarine: deep seek — no purchase or trial window. Shares Indie and Casual with Black Submarine: deep seek.
A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.
- 2

missed messages.
Free-to-play alternative to Black Submarine: deep seek — no purchase or trial window. Shares Indie and Casual with Black Submarine: deep seek.
‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.
- 3
![UNBEATABLE [white label] — Steam game cover](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/1290490/header.jpg?t=1736770503)
UNBEATABLE [white label]
Free-to-play alternative to Black Submarine: deep seek — no purchase or trial window. Shares Indie with Black Submarine: deep seek.
A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.
- 4

Magic Archery
Free-to-play alternative to Black Submarine: deep seek — no purchase or trial window. Shares Indie with Black Submarine: deep seek.
Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.
- 5

Z.A.T.O. // I Love the World and Everything In It
Free-to-play alternative to Black Submarine: deep seek — no purchase or trial window. Shares Indie with Black Submarine: deep seek.
USSR, 1986. A girl goes missing in the closed city of Vorkuta-5, yet not a soul seems to be concerned. Uncover the mystery behind her disappearance and transmit your signal to the universe.
- 6

Higurashi When They Cry Hou - Ch.1 Onikakushi
Free-to-play alternative to Black Submarine: deep seek — no purchase or trial window.
Higurashi When They Cry is a sound novel. The music, backgrounds and characters work together to create a world that is the stage of a novel for the user to read. They laugh and cry and get angry. The user takes the point of view of the protagonist to experience the story.
- 7

Cinderella Phenomenon - Otome/Visual Novel
Free-to-play alternative to Black Submarine: deep seek — no purchase or trial window. Shares Indie with Black Submarine: deep seek.
The Fairytale Curse was only the beginning...
- 8

DORONKO WANKO
Free-to-play alternative to Black Submarine: deep seek — no purchase or trial window. Shares Casual with Black Submarine: deep seek.
『DORONKO WANKO』 is a DORONKO Action Game. In this game, You can become a cute, innocent Pomeranian, make your master's home messy and dirty. "Will the master be angry with me?" Don't worry. Because you are a sweet doggie.