Fish Eat Fish.io

Contains adsIn-app purchases
46.6K reviews
Content rating
Everyone
10M+
Downloads
Content rating
Everyone
Mild Fantasy Violence
In-Game Purchases (Includes Random Items)
Learn more
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About this game

🎉 Classic "Big Fish Eat Little Fish" is back! 🎉

🎮 Experience the traditional gameplay with a fresh twist. Dive into this oceanic adventure now! 🌊

🐠 Start small as a tiny fish in the vast ocean. To survive, you must constantly feed and grow, unlocking incredible abilities to devour various marine creatures and rise to become the apex ocean predator! 🦈

🐠 Each ocean is teeming with unique marine life. Every fish species comes with its own special skills, making every encounter exciting! 🐳 From fierce sharks and playful dolphins to chill sea turtles, stunning seahorses, and clever octopuses... Over 100 different species are available for you! 🐙

🌀 Hidden within mysterious whirlpools, you’ll even find ancient creatures waiting to be discovered! 🦐

🌟 Each ocean also features exclusive "Great Hoard" that grant your fish special powers, helping you dominate the sea world! Plus, with the Codex feature, you can collect and learn about the habits of every fish you encounter, diving deeper into the underwater world! 📚

💥 Join this thrilling oceanic survival challenge and become the ultimate ruler of the seas! 🏆

========Follow Us========

👉 Join our Facebook fan group to get the latest news and gifts for limited-time events! 🎁
※Official fan group: https://www.facebook.com/profile.php?id=61570913290183
※Official Discord Channel:https://discord.gg/mrGKhBFfVn
※Official email: help@mobibrain.net
Eat, grow, dominate the ocean as a little fish!
Updated on
Oct 22, 2026
Available on
Android, Windows*
*Powered by Intel® technology
Events & offers

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection
  • Data is encrypted in transit
  • You can request that data be deleted

Ratings and reviews

42.4K reviews
John Joyce
November 6, 2026
it's a great game , there are elements of strategy and skill combined with a little dumb luck ;) but there are some features I feel that need work- such as many of the purchase prices I find are far too high, like come on I'd be much more inclined to spend if the prices are lower and there is far to many ads that you have to watch in order to do or get rewards..other then that and a few other things its a really great game
Did you find this helpful?
MOBIBRAIN TECHNOLOGY PTE. LTD.
November 6, 2026
Hi Fishie! Glad the strategy, skill, and a bit of luck are landing well. We hear you on purchase prices feeling high and on the number of ads for rewards, and we've shared both with the team. Most reward ads are optional, and the Privilege Card in the Shop can remove ads; price and benefits are shown on the in-game purchase page.
Francisco Chavez
November 7, 2026
after playing the game. its ok. the creator will reply that the ads are optional but the game actually has forced ads. luckily i play with an ad blocker so the cant force me to make them money. if you want more people to play remove forced ads like any decent developer would. also if im the same level as a boss it shouldnt be able to 1 hit me.
2 people found this review helpful
Did you find this helpful?
MOBIBRAIN TECHNOLOGY PTE. LTD.
November 7, 2026
Sorry the ads got in the way of your game. Most in-game ads are optional and reward-based, though some may still appear; we've shared your feedback on forced ads with the team. On the boss: fish of different levels can appear in the same match, and larger fish can defeat smaller ones quickly. We'll pass your note on the level gap along too.
Selfcarequeen Good
November 1, 2026
IT'S been 4 or 3 MONTHS and I see nothing's but ai and you made things more unfair than your game stop doing the opposite and listen to me. you should hurl the conch shell at someone and because of that you should delete the marine animals will get disqualified if they don't have the conch! if you don't do anything about it i will have to delete your app and I wish I could give you zero stars but since Google made it 1-5 I can't so if they updated that I will give you zero Stars.
4 people found this review helpful
Did you find this helpful?
MOBIBRAIN TECHNOLOGY PTE. LTD.
August 21, 2026
Thanks for the detailed feedback on shark behavior. We understand it can be frustrating when bigger sharks are aggressive even when you're larger. We've shared your suggestion with the team for consideration. If you have more specific examples, feel free to share them with us.

What’s new

New
• Treasure Mode: unlock after completing 30 matches.
• First-half monthly event: Lucky Puzzle.
• Second-half monthly event: Lucky Chest.
• Sea 9: discover fish #16 after unlocking its first 15 fish.
• New quarterly event: Surprise Gift Box.
Improvements
• Adjusted stats and skill values for some fish.
• Fixed mismatches between skill descriptions and actual values.
• Added missing event item icons.