Best Sea Games Underwater

244+ iOS apps & games curated and reviewed

3.3 avg rating

20 free apps & games

Updated August 2026

Scuba Diving Deep Sea Swimming is the household name in sea games underwater, but it's far from the only option. We track 244+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Sea Games Underwater (August 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Scuba Diving Deep Sea Swimming	Free	2.6★ (17)	—	No	May 2026
2	Hunter underwater spearfishing	Free	1.0★ (1)	Yes	Yes	Aug 2026
3	Scuba Diving Swimming Sim	Free	2.4★ (18)	No	Yes	May 2026
4	Underwater Stealth Spy Game	Free	3.8★ (30)	Yes	No	Sep 2026
5	Fish Royale - Underwater Arena	Free	4.5★ (565)	Yes	No	Sep 2026
6	Submarine Jump!	Free	4.6★ (42K)	Yes	Yes	Sep 2026
7	Oceanballoo Drop Treasure	Free	—	Yes	No	Sep 2026
8	SEA Match Puzzle Game - Underwater World	Free	5.0★ (1)	No	No	May 2026

Top Picks for Sea Games Underwater

#1

Scuba Diving Deep Sea Swimming by Amjad Ali

Underwater nature exploration

Editor's Choice

🎮 Games

2.6(17 ratings)

FreeIn-App Purchases

Scuba Diving Deep Sea Swimming screenshot 1

Scuba Diving Deep Sea Swimming screenshot 2

Scuba Diving Deep Sea Swimming screenshot 3

Scuba Diving Deep Sea Swimming screenshot 4

Scuba Diving Deep Sea Swimming screenshot 5

Scuba Diving Deep Sea Swimming screenshot 6

Explore the underwater world, swim through vibrant oceans, and discover hidden treasures. This simulator offers a realistic diving experience without leaving your home, perfect for those who dream of the deep sea.

#2

Hunter underwater spearfishing by Oleg Sandalov

fish hunting, diving

Strong Contender

🎮 Games

1.0(1 ratings)

FreeAdsIn-App Purchases

Hunter underwater spearfishing screenshot 1

Hunter underwater spearfishing screenshot 2

Hunter underwater spearfishing screenshot 3

Experience realistic 3D underwater spearfishing on your mobile device. Explore diverse aquatic environments, encounter numerous fish species, and navigate challenging underwater scenarios. Upgrade your gear and embark on a thrilling hunting adventure.

#3

Scuba Diving Swimming Sim by Sajid Hussain

Deep Sea Diving Simulator 2021

Worth Considering

🎮 Games

2.4(18 ratings)

FreeIn-App Purchases

Scuba Diving Swimming Sim screenshot 1

Scuba Diving Swimming Sim screenshot 2

Scuba Diving Swimming Sim screenshot 3

Scuba Diving Swimming Sim screenshot 4

Scuba Diving Swimming Sim screenshot 5

Explore underwater worlds, hunt for treasures, and experience realistic scuba diving. This game offers a chance to learn diving and swimming skills in a safe, virtual environment, complete with marine life and ocean challenges.

More Sea Games Underwater apps to explore

Underwater Stealth Spy Game

Underwater Stealth Spy Game

Underwater Stealth Spy Game

Scuba diving secret mission

Embark on a thrilling underwater mission as a spy infiltrating an enemy laboratory. Utilize a harpoon gun to neutralize sharks and guards, steal sensitive files, and plant explosives to destroy the facility. Experience intense action and the rush of deep-sea espionage.

Underwater spy missionsHarpoon gun combatNeutralize sharks and guards

Fish Royale - Underwater Arena

Fish Royale - Underwater Arena

Fish Royale - Underwater Arena

Become the last one to survive

Dive into a vibrant underwater arena and battle other fish. Grow by consuming smaller opponents to become the ultimate survivor in this competitive aquatic world. Can you outlast everyone else?

Underwater arena combatEat fish to grow largerLast fish standing survival

Submarine Jump!

Submarine Jump!

Submarine Jump!

Speed Up, Flip & Reach Space

Control a submarine to perform flips and gain speed for epic jumps out of the water. Collect coins to upgrade your vessel, explore underwater areas, and aim for the vastness of space in this addictive adventure.

Tap to rotate submarinePerform flips for speedCollect coins for upgrades

free with in-app purchases

Oceanballoo Drop Treasure

Oceanballoo Drop Treasure

Oceanballoo Drop Treasure

Oceanballoo Drop Treasure

Embark on a deep-sea adventure in a vibrant underwater world. Explore a lively ocean filled with shimmering bubbles and playful sea creatures. Enjoy a tranquil and immersive undersea experience with captivating sights and relaxing sounds.

Immersive ocean themeVibrant visuals and animationsRelaxing atmosphere with background music

SEA Match Puzzle Game - Underwater World

SEA Match Puzzle Game - Underwater World

SEA Match Puzzle Game - Underwater World

by Teerawat Chotpongsathonkul

Engage in a classic match-3 puzzle experience with beautiful underwater graphics and relaxing music. Connect three or more identical objects to clear them and earn points before time runs out. Progress through 50 challenging levels.

Match-3 puzzle gameplay50 levelsBeautiful graphics

Hunter underwater spearfishing 3D

Hunter underwater spearfishing 3D

Hunter underwater spearfishing 3D

by Oleg Sandalov

Explore a realistic 3D underwater world filled with diverse marine life and hidden treasures. Hunt various fish and animals with your harpoon, manage oxygen levels, and upgrade your gear to survive the hostile environment. Embark on a fascinating storyline as you travel the world on your yacht.

Realistic 3D underwater environmentsDiverse marine life and aquatic elementsHarpoon hunting mechanics

free with in-app purchases

Deep Sea Defender

Deep Sea Defender

Deep Sea Defender

Yellow Submarine: Ocean Battle

Navigate a yellow submarine through dangerous underwater environments, dodging obstacles and enemies. Collect power-ups and coins to upgrade your vessel and unlock new levels. Test your survival skills in this deep-sea adventure.

Navigate treacherous watersDodge mines and sea monstersCollect power-ups and coins

free with in-app purchases

Sea Turtle - An Addictive Game

Sea Turtle - An Addictive Game

Sea Turtle - An Addictive Game

Underwater Adventure

Guide a turtle through an underwater world, collecting pearls and avoiding obstacles like jellyfish and octopuses. This simple, one-touch game offers addictive gameplay and Game Center challenges. It's a free experience for players.

One-touch control systemSimple and addictive gameplayCollect pearls

Ultimate Uboat Warfare!

Command a submarine in intense underwater battles. Launch torpedoes, dodge enemy ships, and upgrade your vessel. Explore diverse environments and test your skills in survival and tactical missions to become the ultimate captain.

Real-time submarine combatDozens of enemy shipsDynamic battle environments

free with in-app purchases

Underwater Sea Simulation

Underwater Sea Simulation

Underwater Sea Simulation

by YIGIT OZTURK

Experience a realistic underwater world with dynamic effects like sunlight refraction and bubbles. Observe various marine life and enjoy immersive sounds. Best experienced with headphones for a truly engaging simulation.

Underwater effectsSunlight refractionBubbles

Ocean Thread: Treasure Hunt

Ocean Thread: Treasure Hunt

Ocean Thread: Treasure Hunt

Tap through rings. Evolve sub.

Embark on a deep-sea submarine adventure, exploring the mysterious underwater world with stunning scenery. Navigate freely, avoid obstacles, and test your reflexes in a calm and relaxing journey. Discover the quiet joys of the ocean depths.

Deep-sea submarine explorationUnderwater world discoveryObstacle avoidance gameplay

free with in-app purchases

Underwater Runner

Underwater Runner

Underwater Runner

Underwater endless runner

by Denis Sokolov

Defend a vibrant sea reef from an onslaught of monstrous invaders. Guide exiled sea people in their fight to reclaim their home and restore peace to their underwater kingdom.

Reef defense gameplayFight sea monstersHelp exiled sea people

free with in-app purchases

Underwater Puzzle – Sea and Ocean Animals for Kids

Underwater Puzzle – Sea and Ocean Animals for Kids

Underwater Puzzle – Sea and Ocean Animals for Kids

by TapDev-Studio

An engaging underwater puzzle game designed for young children aged 1-4. It features 12 interactive puzzles with sea and ocean animals, animations, and sounds to bring the aquatic world to life. The first three puzzles are free, with additional content available via a one-time purchase.

12 sea and ocean animal puzzlesAnimations and soundsDevelops fine motor skills

free with in-app purchases

The submarine deep dive underwater fun adventure

The submarine deep dive underwater fun adventure

The submarine deep dive underwater fun adventure

by Alongkorn Wongvisate

Navigate a submarine through an endless underwater adventure. Collect coins to unlock new submarines and avoid all fish. This free game offers simple, engaging gameplay.

Endless underwater adventureCollect coinsUnlock new submarines

by PARADYME LIMITED

Pilot a submarine through treacherous underwater environments in this endless runner. Dodge enemy fire, mines, and obstacles while collecting buoys to survive. Test your reflexes in a challenging aquatic adventure.

Pilot a submarineDodge enemy submarinesAvoid depth charges and torpedos

Hungry Underwater Crocodile

Hungry Underwater Crocodile

Hungry Underwater Crocodile

Wild Sea Monster Reptile Game

Hunt sea creatures and humans in a deep-sea adventure. Manage your energy to progress through levels and enjoy a realistic 3D environment with various crocodiles and tasks.

Easy and smooth controlsMultiple crocodiles with different energy levelsReal-time HD 3D sea environment

FAQ about Sea Games Underwater

What are the best sea games underwater for iPhone?

Scuba Diving Deep Sea Swimming tops our sea games underwater ranking as of August 2026, with a 2.6-star average from 17 App Store ratings, and it's free to download.

Are there free sea games underwater for iPhone?

Yes — 20 of the top sea games underwater we rank are free to download, including Scuba Diving Deep Sea Swimming and Hunter underwater spearfishing.

Does Scuba Diving Deep Sea Swimming have ads or in-app purchases?

Scuba Diving Deep Sea Swimming has no in-app purchases, according to its App Store listing as of August 2026.

How many sea games underwater are on the App Store?

We track 244+ sea games underwater on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.

What is Scuba Diving Deep Sea Swimming about?

This app is a simulator game that allows you to experience scuba diving and swimming in a vast ocean. You can explore underwater environments, find hidden treasures, and enjoy a realistic water simulation without needing to go to a beach or pool.

What are the key features of this app?

Key features include realistic 3D graphics of beaches and water, smooth controls with a 3D scuba diver model, cool background music and sound effects, multiple levels with treasure hunting objectives, and no time limits for gameplay. It also offers an underwater swim simulator experience.