, , : move tetromino
: rotate tetromino ↻; Ctrl+: rotate ↺
: drop tetromino down
: start/pause/continue game
: cancel game
: download source code
: show/hide help
This browser does not support touch screen.
Touch screen gestures:
Single touch: start game, optionally (see ) move tetromino horizontally to touch spot.
Touch spot move, first finger: move tetromino horizontally to touch spot.
Fast swipe down, first finger: move tetromino down to touch spot.
Second-finger touch and swipe: rotate tetromino ↻ or ↺, depending on swipe direction.
Single-finger click: drop tetromino down.
Two-finger click: pause game, which can be resumed with a single touch.
Three-finger click: cancel game, which can be started again with a single touch.
To avoid interference with tetromino horizontal and vertical “to the spot” motion (already minimized), rotation and clicks can be performed outside of the game board.
Press F1 or click on this text or
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