"UnambiSweeper" has overcome the "guess", the weakness of "Minesweeper" and is logically solvable until the end. (unambi = unambiguous)
It's simple and easy to use, and has rankings and achievements.
The rule is simple, so even beginners can play right away.
・"Strict mode", which prohibits luck-trusting plays!
・When the game is over, show which cells were safe to open next by check marks!
・"Hint", that shows which cells are logically determined!
・The number of "the rest mines" and of "the safe cells" are shown! (Especially useful for non-flagging players)
・Easy(9x9), Intermediate(16x16), Expert(16x30), Super(24x48) mode
・Flag and clear around by long tap
・Switch vibration ON/OFF & adjust long tap time in the settings view
・Switch single tap and long tap by flag button
・Scroll by drag and zoom by pinch or seekbar
・Continue a game after the game is over
・Save a game and continue later