Keyboard and gestures
Keyboard
| Key | Does |
|---|---|
| 1 to 9 | Place the digit in the selected cell. |
| 0, Backspace or Delete | Clear the selected cell. |
| Arrows | Move the selection. |
| N | Turn pencil marks on or off. |
| Ctrl+Z / Ctrl+Shift+Z | Undo and redo. |
| H | Open the coach. |
Touch
- Tap a cell to select it. Tap it again to clear the selection.
- The panel at the bottom has three positions: pull the handle up for more, down for less, or tap it to open and close.
- Everything on the board is sized for a phone held in one hand.
Installing
The app is a progressive web app. In Chrome, use the install button in the address bar. On iOS, use Share then "Add to Home Screen". After the first visit it works offline.
Back to the manual.