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ISOLAND4 is the fifth installment in the ISOLAND series by CottonGame. The game continues to feature the distinctive hand-drawn style of CottonGame, with point-and-click gameplay. The game also features a second playthrough mode, which allows players to gain a deeper understanding of the game.
PC (Microsoft Windows) · Jan 10, 2024
Worldwide · Exact date · Full release · IGDB
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21 achievements available.
Accompanying the astronaut to the mysterious room.!!br0ken!!
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Open the portal once again.
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The deep space is also gazing at you.
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What are you anticipating now?
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Attempting to call back a lost little bird.
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Listen to the elder finish his story.
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Discover the right location for the treasure.
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Release the hidden butterflies somewhere.
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Enable the small navy to successfully reach the parallel world.
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Entering the vast outdoor world.
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Let the exceptionally talented musician play thearallel world.
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Play a song for the lonely person.
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Revive the sleeping bird.
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Round-the-World Travel
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Illuminating the lighthouse.
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Unlocking the long-sealed chamber.
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Collect all four magical artifacts.
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Let four birds perch on the big tree.
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Complete the game.
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Uncover the secrets of the cabin experiment.
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The ground is covered with fallen leaves.
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Community notes
