Fathom: A Quiet Puzzle

In-app purchases
Content rating
Everyone
10+
Downloads
Content rating
Everyone
Learn more
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About this game

Fathom is a premium minimalist logic puzzle game inspired by Slitherlink, built for players who enjoy clean deduction, satisfying loop puzzles, and quiet focus.

Draw a single continuous loop around the grid. Every number tells you how many surrounding edges must be part of the loop. Later puzzles introduce inside and outside markers, adding a deeper layer of spatial reasoning without adding clutter or guesswork.

Every puzzle is designed to be solved through logic. No timers, no ads, no daily streak pressure, no noisy rewards. Just elegant puzzle solving, clear feedback, and a calm paper-and-ink style made for focused play.

Features:

- Slitherlink-style loop puzzles with modern minimalist design
- Hundreds of handcrafted and generated logic puzzles
- Multiple difficulty tiers from beginner to expert
- Inside/outside marker puzzles for deeper deduction
- Offline play after download
- Clean one-time premium unlock
- No ads, no subscriptions, no account required
- Built for short sessions or deep puzzle runs

Start with the free tutorial and beginner puzzles, then unlock the full archive when you are ready for the complete challenge.

Fathom is for fans of logic puzzles, number puzzles, grid puzzles, loop puzzles, Slitherlink, Sudoku-style deduction, and calm brain training games.
Updated on
Jun 11, 2026

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
This app may collect these data types
Location, Personal info and 4 others
Data is encrypted in transit
You can request that data be deleted

What’s new

400+ levels
curated solutions
newspaper style gameplay
quiet by design