sidebar-left
Hidden Oxygen

Hidden Oxygen

Hidden Oxygen

Hidden Oxygen Free Online Game

Meek Bits182.6K Plays1.6M Views star 4.6 (2.1K)

summarize Quick Overview

Hidden Oxygen is a puzzle HTML5 game where players solve challenging puzzles to find hidden oxygen. It runs on browser, mobile, and PC, and can be played online for free without downloading.
devices

All

Device

4.6
star star star star star_half

2.1K ratings

5 star
75%
4 star
13%
3 star
9%
2 star
2%
1 star
1%

Rate This Game

gamepad How to Play Hidden Oxygen

Controls

  • Click once to change state
  • Click and drag to mark multiple cells as empty
  • Zoom with mouse scroll wheel
  • Pan with right button

info About Hidden Oxygen

A few moments on Poki Ink bring you directly into the world of Hidden Oxygen Poki.Ink.

Hidden Oxygen is a logical grid-based puzzle game that is inspired by Sudoku. You need to figure out the correct placements of oxygen atoms.

Rules

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

Release Date

June 2020 (Android). November 2020 (WebGL).

Developer

Meek Bits developed this game.

Platforms

  • Web browser
  • Android

help Frequently Asked Questions

How do I play Hidden Oxygen? expand_more
Place oxygen atoms on the grid following the rules of Sudoku.
What are the objectives in Hidden Oxygen? expand_more
The objective is to correctly place all the oxygen atoms on the grid.
Are there any tips for playing Hidden Oxygen? expand_more
Start by filling in the easier placements first to help solve the more challenging ones.
Is Hidden Oxygen a difficult game? expand_more
It can be challenging, especially as you progress to higher levels.
Can I undo a move in Hidden Oxygen? expand_more
Unfortunately, there is no undo button in Hidden Oxygen, so plan your moves carefully.

Trending Discoveries

View All arrow_forward