ISOLAND4: The Anchor of Memory is a Adventure, Casual, Strategy game from Cotton Game with a 96% positive Steam review signal. Indie Lantern indexes it for players browsing by single-player.

Game snapshot
- Developer
- Cotton Game
- Release year
- 2024
- Playtime
- Varies by player
- Price
- $2.99
- Review signal
- 96% positive
Screenshots






System requirements
PC
- Minimum
- OS: Windows 10 (64bit)
Processor: Intel Core 2 Duo E5200
Memory: 4 GB RAM
Graphics: GeForce 9800GTX+ (1GB)
DirectX: Version 10
Storage: 1 GB available space
Additional Notes: 1080p, 16:9 recommended - Recommended
- OS: Windows 10 (64bit)
Processor: Intel Core i5
Memory: 8 GB RAM
Graphics: GeForce GTX 560
DirectX: Version 11
Storage: 1 GB available space
Additional Notes: 1080p, 16:9 recommended
macOS
- Minimum
- OS: OS X 10.7
Processor: Intel
Memory: 1 GB RAM
Storage: 3 GB available space - Recommended
- OS: OS X 10.7
Processor: Intel
Memory: 1 GB RAM
Storage: 3 GB available space
From Steam reviews
Review notes
ISOLAND4: The Anchor of Memory is worth a closer look if you want hand-drawn, narrative mystery, exploration, and emotional story.
Best for players who want hand-drawn, emotional story, strong atmosphere, and narrative mystery.
hand-drawn
SettingThe look is closer to illustration than generic 3D assets.
narrative-mystery
Play styleA useful part of the game is piecing together mystery and story threads.
exploration
Play styleThe draw is moving through spaces, discovering details, and learning the world.
emotional-story
ToneThe story is framed as affecting rather than just plot-heavy.
strong-atmosphere
ToneThe mood, place, and presentation carry a lot of the experience.
Steam review snapshots
I liked how the game played around with backtracking, I think many of the puzzles were very rewarding and would encourage you…This time the game is structured as a surreal maze and even has a depressing vibe to it which I really liked…As always, I enjoyed the hand-drawn scenes and the mystery behind the puzzles, but with this instalment of the franchise I really…As always, I enjoyed the hand-drawn scenes and the mystery behind the puzzles, but with this instalment of the franchise I really…Why it fits
Check it if you want adventure, casual filtered by single-player.
Who might skip it
Research further on Steam if you need verified accessibility details, exact playtime, or current system requirements.