Under the Sea

(1x2 Gaming)
Under the Sea Slot Logo – Free Play Demo by 1x2 Gaming
CGSCORE 66 Good

This is our own slot rating based on how popular the slot is, RTP (Return To Player) and Big Win potential.

Play the Under the Sea free demo slot—no download required! Try 1x2 Gaming’s latest game, enjoy risk-free gameplay, explore features, and learn game strategies while playing responsibly. Read our expert Under the Sea slot review with ratings for key insights before you play.

Released:June 1 2015

Key Features
  • Reels: 5
  • Paylines/Ways: 25
Game Mechanics:
Themes:

Under the Sea Demo Slot

Responsible Gaming

You have to be 18 years or older to play our demo games. Please confirm that you are of the legal age to proceed:

Real Play
Not working?
Answer the security question to report slot:

The game not working? Try using a VPN.
PLAY UNDER THE SEA WITH REAL MONEY HERE Where to play Under the Sea MORE 1X2 GAMING CASINOS
America777 Casino Rating 3.8/5 138+ Game Providers Exclusive
300% up to €1000 + 100 Free Spins*
bonusinfo There is a No Deposit Bonus available: 50 Free Spins
Bonus T&C Apply Bonus code: ZX88 Min. deposit: $/€10 Wager requirement: 35X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Mirax Casino Rating 3.4/5 84+ Game Providers

Curacao-License

 1st Deposit
100% up to $/€200 + 50 Free Spins*
Bonus T&C Apply No bonus code required Min. deposit: $/€20 Wager requirement: 30X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Eddy Vegas Casino Rating 3.3/5 35+ Game Providers

Curacao-License

 1st Deposit
100% up to $400*
bonusinfo There is a No Deposit Bonus available: 15 Free Spins
Bonus T&C Apply No bonus code required Min. deposit: $10 Wager requirement: 30X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. MyStake Casino Rating 4.3/5 94+ Game Providers

Curacao-License

 1st Deposit
150% up to $/€750*
bonusinfo There is a No Deposit Bonus available: 30 Free Spins
Bonus T&C Apply No bonus code required Min. deposit: $/€20 Wager requirement: 30X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Snatch Casino Rating 4.3/5 80+ Game Providers

Curacao-License

 1st Deposit
200% up to $/€1000 + 100 Free Spins*
Bonus T&C Apply No bonus code required Min. deposit: $/€15 Wager requirement: 40X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Betway Casino Rating 4.2/5 24+ Game Providers

Malta-License (EU)

 1st Deposit
100% up to $/€250*
Bonus T&C Apply No bonus code required Min. deposit: $/€10 Wager requirement: 50X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Canada777 Casino Rating 4.1/5 138+ Game Providers

Curacao-License

 Exclusive
300% up to €1000 + 100 Free Spins*
bonusinfo There is a No Deposit Bonus available: 50 Free Spins
Bonus T&C Apply Bonus code: BONUS8 Min. deposit: $/€10 Wager requirement: 35X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Candy Casino Rating 4.1/5 128+ Game Providers

Curacao-License

 Exclusive
200% up to $/€200*
bonusinfo There is a No Deposit Bonus available: 100 Free Spins
Bonus T&C Apply Bonus code: GAMESONNET Min. deposit: $/€20 Wager requirement: 40X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Europa777 Casino Rating 3.9/5 138+ Game Providers

Curacao-License

 Exclusive
300% up to €1000 + 100 Free Spins*
bonusinfo There is a No Deposit Bonus available: 50 Free Spins
Bonus T&C Apply Bonus code: BONUS8 Min. deposit: $/€10 Wager requirement: 35X More bonus info Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country. Swift Casino Rating 3.9/5 48+ Game Providers

Malta-License (EU)

 1st Deposit
100% up to $/€100 + 50 Free Spins*
Bonus T&C Apply Automatically credited upon deposit. Cancellation can be requested. First Deposit Only. Max. Bonus €100. Maximum amount of Free Spins is 50. Game: Book of Dead, Spin Value: €0.10. WR of 30x Deposit + Bonus amount and 60x Free Spin winnings amount (only Slots count) within 30 days. Max bet is 10% (min €0.10) of the free spin winnings and bonus amount or €5 (lowest amount applies). Spins must be used and/or Bonus must be claimed before using deposited funds. Deposit/Welcome Bonus can only be claimed once every 72 hours across all Casinos. Full Bonus T&C
Get Bonus 18+ | T&C Apply | Play Responsibly | BeGambleAware.org *Bonus may vary depending on country.

Under the Sea Review

Under the Sea Base Game Screenshot – Showing Features

Under the Sea Reviewed by Casinogamesonnet.com

Under the Sea is a video slot experience created by the provider 1x2 Gaming. In this Under the Sea slot review you’ll learn about its core features (including RTP, max win, and volatility), the bonus mechanics, and what helps the game stand out — along with the areas where it may fall short.

Release Date

Under the Sea was released on June 1 2015.

CGSCORE 66 Good

This is our own slot rating based on how popular the slot is, RTP (Return To Player) and Big Win potential.

Frequently Asked Questions About Under the Sea

Can I play Under the Sea without registering?

Yes! You can enjoy Under the Sea in demo mode without signing up. Try our free version above to explore the features. For real money play, visit one of our recommended 1x2 Gaming casinos.

How do I play Under the Sea for real money?

To play for real money:

  • Choose a trusted 1x2 Gaming casino from our list.
  • Create an account and make your first deposit.
  • Claim your welcome bonus (if available).
  • Search for “Under the Sea” in the slots section.
  • Set your bet and start spinning.

Is there a Bonus Buy in Under the Sea?

No! There is no Bonus Buy feature available in Under the Sea. All bonus rounds must be triggered naturally during regular gameplay.

Is Under the Sea fair and safe to play?

Yes. Under the Sea is powered by 1x2 Gaming, a licensed provider that uses certified RNG (Random Number Generator) technology to ensure fair and unpredictable outcomes.

Are there welcome bonuses for Under the Sea?

Yes! Most of our featured 1x2 Gaming casinos on this page offer welcome packages that include free spins or bonus cash usable on Under the Sea. Always check the terms before claiming.

Is Under the Sea available on mobile?

Absolutely. The game is fully optimized for mobile devices, including iOS and Android.

Can I play Under the Sea on crypto casinos?

Yes, many crypto‑friendly casinos offer Under the Sea as long as they support games from 1x2 Gaming. You can usually play using popular cryptocurrencies like Bitcoin, Ethereum, or Litecoin. If you prefer crypto gaming, check out our list of trusted Bitcoin casinos to find platforms that accept digital currencies and feature 1x2 Gaming slots.

Is the free demo version the same as the real game?

Yes, the demo mirrors the full version in gameplay, features, and visuals—just without real money payouts.
TOP CASINOS
Slotsgem Casino Slotsgem
MyStake Casino MyStake
iWild Casino iWild
Bizzo Bizzo
Fastpay Fastpay
Winz.io Winz.io
More top casinos