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Offline logic puzzles, without the noise.

Pick a puzzle by the way it makes you think, learn the rules in a few minutes, and keep playing when you are offline.

Learn the rules

Three calm ways to start.

Each guide explains the goal, legal moves and useful opening deductions.

Match every island number with one or two bridges and keep the network connected.

Satisfy corner clues while preventing closed loops.

Place bulbs so the board is fully lit without bulbs seeing one another.

Choose a platform

The iPhone collection includes eight published puzzle types. The Android showroom links directly to five verified Google Play listings.