Hidden Oxygen

Contains ads
500+
Downloads
Content rating
Everyone
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About this game

Figure out the correct arrangement of oxygen atoms.

Rules:
1) Oxygen atoms cannot be adjacent to each other, even diagonally
2) Numbers next to rows and columns tell how many oxygens should be in them
3) Each carbon atom needs 2 adjacent oxygens

Stuck? Press the hint button, which will explain how to come up with the next move.


FEATURES
Advanced Hint System: explains how to infer the next move
Interactive Tutorial: Walks with you through the basics
Experience-Based Progression: Solve levels to gain experience and unlock new difficulties
5 Difficulty Levels: Start with small and easy boards. Build your skills by solving more demanding ones. Finally, crack the hardest puzzles - they will make your brain sweat
Zoom & Pan: Ability to zoom in and move the board with pinch gesture
Unlimited Undo: Revert as far back as you want
Offline Play: No internet, no problem

If you like classic pen & paper puzzles or logic grid puzzles, you will love Hidden Oxygen. Check it out!


SEE ALSO
💙 Follow me on Twitter: https://twitter.com/MeekBits


ACKNOWLEDGEMENTS
Sincere gratitude to Katarzyna Kowalak (https://katarzynakowalak.com) for help with UI design.
Icons by Icons8.
Sounds and music:
• http://raisedbeaches.com/octave/
• http://dustyroom.com/free-casual-game-sounds/
• https://www.zapsplat.com/
• https://freesound.org/people/elijahdanie/
Updated on
May 6, 2021

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.
This app may share these data types with third parties
Device or other IDs
This app may collect these data types
App activity and App info and performance
Data is encrypted in transit
You can request that data be deleted

What's new

Added an option to disable hint button shake