Ocean Fish Evolution is a classic 'eat or be eaten' survival game set in the depths of the sea. You start as a tiny, vulnerable fish and must navigate a world full of predators to find food that is smaller than you. It’s a familiar loop, but it’s executed with a good sense of tension. The ocean feels dangerous, and the random appearance of bombs and power-ups keeps the survival war interesting.
The progression is purely based on size—as you eat, you grow, which in turn allows you to eat larger prey. The game includes some light RPG elements with exclusive auras and daily rewards for subscribers. While the graphics are basic, the gameplay is fast-paced and provides a good challenge as the screen fills with dense schools of both prey and predators. It’s a simple, effective action game that captures the cruel laws of nature.
Available on: iPhone, iPad, iPod
Version 1.16.24Sun Nov 30 2025
1. Game bug fixes
In the mysterious depths of the ocean, there are hidden murders everywhere.And this time you will play the role of an inconspicuous little fish to experience the cruel laws of nature's survival.In order to survive, you need to keep eating fish smaller than you and make yourself grow up quickly.When there are dense schools of fish, you have to show great evasion skills to avoid dangerous big fish.In the meantime, even if you evolve into a shark, you can't treat it lightly.Only by evolving into the most advanced whale can you dominate this ocean.
PLAYING METHODS
-Control your little fish to swim freely on the bottom of the sea, up stream or diving.
-Wonderful adventures at the bottom of the sea, eating fish smaller than you and growing up.
-Bombs、healing items and other game props will appear randomly, making your survival war more intense and exciting.
I. Purchase our subscription and you will get
1.Exclusive aura
2.Remove ADS
3.Get 10 diamonds every day
4.Get 20K gold coins every day
II. Subscription price
1. Weekly subscription for only $7.99 and 3-day free trial with initial account purchase
2. The monthly subscription is only $14.99 and keeps you away from annoying ads.
3. A yearly subscription for just $59.99 will keep you happy all year round!
III. About subscription rules
This price is determined for American customers. Prices in other countries/regions may vary, and actual costs may be converted to your local currency based on your country of residence.
After the purchase is confirmed, the payment will be deducted from your iTunes account.
The subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period.
The account will be charged for renewal within 24 hours before the end of the current period, and the renewal fee will be determined.
Subscriptions can be managed by the user, and automatic renewal can be turned off by going to the user's "Account Settings" after purchase.
Any unused portion of the free trial period (if provided) will be forfeited when the user purchases a subscription for the publication (if applicable).
If you have any questions or comments, please feel free to contact us at sanzhinaofu@163.com.
IV. Related Links
Term of Subscription: http://sanzhinaofugames.com/dingyue-sea.html
Term of User: http://sanzhinaofugames.com/service.html
Term of Privacy: http://sanzhinaofugames.com/privacy.html
Requires iOS 13.0 or later. Compatible with iPhone, iPad, and iPod touch.In the mysterious depths of the ocean, there are hidden murders everywhere.And this time you will play the role of an inconspicuous little fish to experience the cruel laws of nature's survival.In order to survive, you need to keep eating fish smaller than you and make yourself grow up quickly.When there are dense schools of fish, you have to show great evasion skills to avoid dangerous big fish.In the meantime, even if you evolve into a shark, you can't treat it lightly.Only by evolving into the most advanced whale can you dominate this ocean.
PLAYING METHODS
-Control your little fish to swim freely on the bottom of the sea, up stream or diving.
-Wonderful adventures at the bottom of the sea, eating fish smaller than you and growing up.
-Bombs、healing items and other game props will appear randomly, making your survival war more intense and exciting.
I. Purchase our subscription and you will get
1.Exclusive aura
2.Remove ADS
3.Get 10 diamonds every day
4.Get 20K gold coins every day
II. Subscription price
1. Weekly subscription for only $7.99 and 3-day free trial with initial account purchase
2. The monthly subscription is only $14.99 and keeps you away from annoying ads.
3. A yearly subscription for just $59.99 will keep you happy all year round!
III. About subscription rules
This price is determined for American customers. Prices in other countries/regions may vary, and actual costs may be converted to your local currency based on your country of residence.
After the purchase is confirmed, the payment will be deducted from your iTunes account.
The subscription will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period.
The account will be charged for renewal within 24 hours before the end of the current period, and the renewal fee will be determined.
Subscriptions can be managed by the user, and automatic renewal can be turned off by going to the user's "Account Settings" after purchase.
Any unused portion of the free trial period (if provided) will be forfeited when the user purchases a subscription for the publication (if applicable).
If you have any questions or comments, please feel free to contact us at sanzhinaofu@163.com.
IV. Related Links
Term of Subscription: http://sanzhinaofugames.com/dingyue-sea.html
Term of User: http://sanzhinaofugames.com/service.html
Term of Privacy: http://sanzhinaofugames.com/privacy.html










Ocean Fish Evolution takes you into the mysterious depths of the sea, where survival is the only goal. Starting as an inconspicuous little fish, you must navigate a dangerous environment filled with hidden threats. To grow, you must consume fish smaller than yourself while dodging larger predators and hazardous bombs. Use healing items and game props that appear randomly to stay alive. With intuitive controls and multiple ocean environments, it’s a race to see if you can reach the top of the food chain.
Dynamic Evolution Mechanics
Variety of Ocean Environments
Random Prop and Power-up Spawns
Intuitive Swim Controls
Challenging Survival Gameplay
Focus on the small schools of fish at the start. Don't risk going near medium-sized fish until you've seen the 'Level Up' notification, or you'll get eaten.
Play the role of an inconspicuous little fish to experience the cruel laws of nature's survival. In order to survive, you need to keep eating fish smaller than...
AppAdvice - Wed May 28 2025
Keep an eye out for randomly spawning healing items and bombs. Bombs can clear a path through a dense school of predators if you're trapped.
Hitting a bomb will damage your fish and reduce your size, so avoid them at all costs!