No rush
Short sessions, no timers, and no forced streaks.
Seven mobile puzzles for spare moments: free, readable, offline, and built to leave attention intact.

Latest release
A calm, classic mahjong solitaire with large clear tiles, hundreds of handcrafted puzzles, and no time limits - built for relaxed brain training.
Mahjong / PuzzleStudio promise
Short sessions, no timers, and no forced streaks.
Free games on Google Play, built to keep playing simple.
Readable boards, calm feedback, and puzzles that respect attention.