Single-player games like Shark's Treasures Adventure
Below are 8 single-player Steam games similar to Shark's Treasures Adventure, 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 Shark's Treasures Adventure page.
Ranked picks
- 1
My Rusty Submarine - New Waters
Single-player alternative to Shark's Treasures Adventure — playable solo, no multiplayer required. Shares Action and Indie with Shark's Treasures Adventure.
Grab a friend for a deep sea dive. Repair your submarine and try to get as far as possible with this old and rusty, but charming submarine!
- 2
Deep Sea Sweep
Single-player alternative to Shark's Treasures Adventure — playable solo, no multiplayer required. Shares Action and Indie with Shark's Treasures Adventure.
Switch between free movement and platforming while carrying heavy treasures to navigate each level. Swim, jump and bonk meanies on their head in many short but challenging levels with tight controls. Clean up the sea of all these filthy treasures chests plaguing the various biomes!
- 3
Big Fish
Single-player alternative to Shark's Treasures Adventure — playable solo, no multiplayer required. Shares Action and Indie with Shark's Treasures Adventure.
Explore an underwater dystopian graveyard of giant creatures that once swam the seas. Eat your way to the top of the food chain and grow into a powerful creature of the deep in order to restore an ancient technology and save the ocean from the sunken city's pollution.
- 4
Abyssalis
Single-player alternative to Shark's Treasures Adventure — playable solo, no multiplayer required. Shares Action and Indie with Shark's Treasures Adventure.
Descend through the ocean layers, purify marine life, and survive the abyss in this bullet hell roguelite. Face colossal bosses, choose powerful upgrades, and uncover the curse's origin. Can you save the ocean before you become fish bait?
- 5
SUBMARINES 2D
Single-player alternative to Shark's Treasures Adventure — playable solo, no multiplayer required. Shares Action and Adventure with Shark's Treasures Adventure.
Submarine Battles. Action Game. Second World War. Play With All Armies. Complete the Missions.
- 6
Deeper
Single-player alternative to Shark's Treasures Adventure — playable solo, no multiplayer required. Shares Action and Indie with Shark's Treasures Adventure.
Go on expeditions with your friends to explore the depths in search of treasures, upgrade your gear, and dive back in deeper.
- 7
Midnight Zone
Single-player alternative to Shark's Treasures Adventure — playable solo, no multiplayer required. Shares Action and Indie with Shark's Treasures Adventure.
Dodge, Dash, and fall through platforms to avoid death. This Hyper casual platformer is great to play if you're bored at the office or you're waiting for a multiplayer queue and have nothing else to do!
- 8
The Swordfish: Knight of the Deep
Single-player alternative to Shark's Treasures Adventure — playable solo, no multiplayer required. Shares Action and Indie with Shark's Treasures Adventure.
Embark on an epic adventure as a sword-wielding fish and restore order to the kingdom's depths. Explore an ocean world full of adorable characters, menacing foes, and hidden wonders.