Single-player games like Deep Diving Simulator
Below are 16 single-player Steam games similar to Deep Diving Simulator, 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 Deep Diving Simulator page.
Ranked picks
- 1

Depth Hunter 2: Deep Dive
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Sports and Indie with Deep Diving Simulator.
Depth Hunter 2 is an underwater hunting game, allowing the complete experience of the spearfishing extreme sport!
- 2

Beyond Blue
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie and Simulation with Deep Diving Simulator.
Beyond Blue is a single-player narrative adventure that takes you deep into our planet’s beating blue heart. Explore the awesome wonder and unbounded mystery that exists within the world’s ocean.
- 3

Ultimate Fishing Simulator®
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Sports and Simulation with Deep Diving Simulator.
Bored of waiting for a bite? Would you like to catch some fish? You're lucky - in Ultimate Fishing Simulator, fish bite like crazy! Spinning, float fishing, ground fishing, and more! Comprehensive fishing simulator that allows using various techniques, in different places around the world!
- 4

Hunting Simulator
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Sports and Simulation with Deep Diving Simulator.
Live the adventure of the hunt, from Alberta to Texas, France, Colorado or Scotland. Play single or multiplayer, choose your hunting gear and firearms of choice, including Browning® and Winchester® models, and master tracking 37 different animal species each with realistic behaviours.
- 5

ABZU
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie and Simulation with Deep Diving Simulator.
From the art director of Journey®, ABZÛ is a beautiful underwater adventure that evokes the dream of diving. Immerse yourself in a vibrant hidden world bursting with color and life as you descend into the heart of the ocean. But beware as you swim deeper as dangers lurk in the depths.
- 6

Subnautica
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie with Deep Diving Simulator.
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
- 7

DAVE THE DIVER
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Simulation and Casual with Deep Diving Simulator.
DAVE THE DIVER is a casual, singleplayer adventure RPG featuring deep-sea exploration and fishing during the day and sushi restaurant management at night. Join Dave and his quirky friends as they seek to uncover the secrets of the mysterious Blue Hole.
- 8

Way of the Hunter
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Sports and Simulation with Deep Diving Simulator.
Become the new owner of a hunting lodge nestled among gorgeous habitats and rich animal populations. Explore vast open world environments and hunt with a premium selection of firearms. Enjoy the perfect hunt on your own or with friends in co-op.
- 9

Realpolitiks
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required.
Become the leader of any contemporary country in this streamlined real-time grand strategy game. Use diplomacy, espionage, military and economic power to deal with other nations, while tackling issues such as terrorism, financial crises and medical epidemics, all in an effort to achieve global domination!
- 10

Realpolitiks II
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie and Simulation with Deep Diving Simulator.
Lead your people to glory and write a new chapter of history in Realpolitiks II, a real-time grand strategy game where you lead any contemporary nation in an attempt to secure world dominance.
- 11

KURSK
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie and Simulation with Deep Diving Simulator.
KURSK is the first ever adventure and documentary video game inspired by real events. You assume the role of a spy who finds way on the Russian nuclear submarine K-141 Kursk. While trying to complete your mission, you become witness to the dramatic events which shook the world at that time.
- 12

FLASHOUT 2
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie and Simulation with Deep Diving Simulator.
FLASHOUT 2, the sequel to the highly-acclaimed anti-gravity racer FLASHOUT 3D is finally here! Get into one of many ultra-fast ships and use your arsenal of rockets, guns, bonuses and upgrades to fight your way to victory!
- 13

Dark Moon
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie and Simulation with Deep Diving Simulator.
Dark Moon is a survival strategy game where in order to survive you must avoid the Sun’s scorching rays and embrace the darkness. Gather resources, upgrade your mobile base, make tough moral decisions, but most importantly - don’t go into the light!
- 14

Take Off - The Flight Simulator
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Simulation with Deep Diving Simulator.
Fly more than 20 airplanes in an open world or try out more than 40 exciting and varied missions – from airfreighting to dramatic rescue operations!
- 15

Spellcrafter
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie with Deep Diving Simulator.
Spellcrafter is an RPG game with deep tactical turn-based combat and a unique spell casting system. Explore the magical world, collect gold, interact with NPCs, take quests and make moral choices! Recruit heroes, assemble and summon powerful troops and send them into battle!
- 16

Deep Diving VR
Single-player alternative to Deep Diving Simulator — playable solo, no multiplayer required. Shares Indie and Simulation with Deep Diving Simulator.
Submerge yourself in one of the most immersive VR experiences to date! Explore uncharted waters, witness vivid marine life, collect ancient artifacts, upgrade your gear, and enjoy the underwater adventure in Virtual Reality!