Collection of 38 single-player open-source logic puzzle games, free, no ads, playable offline.
All generated on demand with adjustable size/difficulty, so you'll never run out of puzzles.
Various control options for small screens: on-screen arrow keys (can be enabled in Settings), pinch to zoom, and a new button to swap press/long-press.
NFC lets you beam a puzzle to your friend's phone, like this: https://www.youtube.com/watch?v=nCw1ilMzCH4
Media permissions let you swap saved games with the versions for other platforms at http://is.gd/sgtpuz (via Save/Share actions)
Help beta test future versions at http://is.gd/puzzbeta
Contains the following 38 games:
Black Box, Bridges, Cube, Dominosa, Fifteen, Filling, Flip, Flood, Galaxies, Guess, Inertia, Keen, Light Up, Loopy, Magnets, Map, Mines (Minesweeper), Net, Netslide, Pattern, Pearl, Pegs (Solitaire), Range, Rectangles, Same Game, Signpost, Singles, Sixteen, Slant, Solo (Sudoku), Tents, Towers, Tracks, Twiddle, Undead, Unequal, Unruly, Untangle
Compatible with Android 6.0 (Marshmallow) on which the Storage permission will be asked only when needed, which is when you open a puzzle from an out-of-date file manager.
More tweaks to night colours, fixing missing flash in several games.
Fix handling of file extensions.