Reef LadderEat. Grow. Evolve.

Start as a small swimmer and climb a 35-fish ladder through sunlit reefs, kelp forests and a moonlit trench. Choose every meal carefully — the next fish might be bigger than you.

Price: $2.99 one-time
Version: 2.0.0
Updated: Sep 2, 2026

Reef Ladder gameplay: a small fish dodging a shark on a sunlit reef

Works on

Phone
Tablet

At a glance

35 fish to become
Three chapters
Plays offline
Pearls never buy power

Eat, grow and evolve up a 35-fish ladder.

Read the reef

Relative-size shapes show food, a fair fight or a lethal threat, and red edges warn you when a hunter is close.

Pick your starter

Every species swims differently. Beat a chapter guardian to unlock more starting fish.

Meet the roster

Reef Explorer shows the live 3D model of every fish, with its home, diet, behaviour and a real-world fact.

Sun Reef, Kelp Garden, Moon Drop

Cross reef arches, find cover, activate markers and survive patrols. Grow into two new fish in every chapter, then face the guardian.

Play it your way

Joystick or drag to swim. Keep Auto Bite on or bite yourself. Adjust text size, colour strength, camera shake, markers and graphics quality.

The details.

Swim, bite, boost
Close in on prey you can handle. Tap POWER for your species ability and BOOST for a burst of speed.
Know when to run
Off-screen arrows and the objective line tell you where to swim next — and what to swim away from.
A short, readable tutorial
Everything you need in one card, then straight into the water.
Honest collection
Ocean, freshwater and ornamental fish are labelled as they are, so the roster is easy to browse and talk about.