Collection of 39 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)

Beta testers welcome! Join the open beta with the button on this listing.

Contains the following 39 games:
Black Box, Bridges, Cube, Dominosa, Fifteen, Filling, Flip, Flood, Galaxies, Guess, Inertia, Keen, Light Up, Loopy, Magnets, Map, Mines (Minesweeper), Net, Netslide, Palisade, Pattern, Pearl, Pegs (Solitaire), Range, Rectangles, Same Game, Signpost, Singles, Sixteen, Slant, Solo (Sudoku), Tents, Towers, Tracks, Twiddle, Undead, Unequal, Unruly, Untangle

• Fix pencil mode in Unequal
• Allow greying numbers with long press (previously short only) in Magnets, Towers, Undead
• 10:16 update: hopefully fix startup crashes due to Android App Bundle issues
• Fix crashes in Keen, Loopy, Solo, Towers, Undead, Unequal
• Prevent undo/redo across new-game boundary when buttons held down; explanatory Toast
• Improve auto-orientation of games e.g. in split screen, thanks Phil Tunstall
• Improve highlight/cursor colours in Dominosa (thanks olicht) and Tracks