Fish Eat Fish.io

Contains adsIn-app purchases
43.5K reviews
Content rating
PEGI 3
10M+
Downloads
Content rating
PEGI 3
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
Aug 24, 2026
Available on
Android, Windows*
*Powered by Intel® technology
Events & offers
Featured stories

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

39.6K reviews
A K
August 30, 2026
saw this game advertised on YouTube. looked a laugh. there's not hundreds of fish to wat you way through as seen. a few fish of various sizes eating words. you get eaten and respawn into a game add, every time you lose a playable game add. that also doesn't allow you to exit out so you have to resart the app every time. this is most annoying and the game isn't as seen on YouTube. not fun. disappointing
7 people found this review helpful
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MOBIBRAIN TECHNOLOGY PTE. LTD.
August 31, 2026
We're sorry the game didn't match the ad and that forced ads made it frustrating. Ads show only part of the experience, and the game includes other content too. Please tell us which ad you saw and what felt different so we can pass it to the team: https://www.facebook.com/profile.php?id=61570913290183
Artemis
April 10, 2025
The levels are complete chaos which is well and fine but then when you die you get to choose between paying with cash to revive or using an ad. If you wait for the countdown to finish it takes you to a score page then takes you back to home screen where you can get popups to spend money with them! This isn't a game with options to support the devs, it's a cash grab with game aspects.
76 people found this review helpful
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MOBIBRAIN TECHNOLOGY PTE. LTD.
April 11, 2025
Hello. Sorry for what you confronted in the game.Your opinion is quite important for us. Your feedback has been reported to developers. ※Official Facebook:https://www.facebook.com/profile.php?id=61570913290183 ※Official Email: help@mobibrain.net
Igor Sangin
February 15, 2026
Your ridiculous ads are destroying the game. You play a game, eat some new fish, then you get eaten and an ad pops up. The only way to get out of the ad - clicking Google Play. After you click it and press back - the game actually closes completely and reopens and you lose the amount of fish you ate. Some new fishes are too hard to discover already and then this... No, because of this situation with ads, the game is worth 0.01 stars, not even 1... Why are you forcing people to click Google Play?
36 people found this review helpful
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MOBIBRAIN TECHNOLOGY PTE. LTD.
February 28, 2026
Hello!You can choose to watch most of the ads in the game, and you can get extra rewards by watching ads. You can also purchase privilege cards in the store to remove ads. If you have other needs, you can contact customer service~ ※ Discord: https://discord.gg/mrGKhBFfVn ※ Email: help@mobibrain.net

What’s new

New:
1. Updated first-half event: Divine Tree Wish
2. Updated first-half event: Lucky Grab
3. Added second-half event: Glory Wheel
4. Updated second-half event: Lucky Flip
5. Added seasonal event: Lucky Egg Smash
6. Added Mythic Boss: Dragon Turtle
7. Added Mythic Boss: Nine-Colored Deer
8. Added the 16th fish to Sea Area 7: Giant Isopod
9. Added the 16th fish to Sea Area 8

Bug fixes:
1. Optimized Lucky Gift Box event effects
2. Fixed abnormal tail animation for the Barreleye Fairy Fish