The first feature-complete public release.
- Per-tile live scoring — every correct fill awards points immediately. Faster placements score higher; the last cell carries a finisher bonus.
- Medals — Gold / Silver / Bronze, awarded against a difficulty-aware benchmark.
- Pencil-mark drafts — long-press to enter notes; drafts auto-clear from peer cells when you commit a digit.
- Undo — reversible cell edits with the invariant that accumulated score never decreases.
- Same-digit highlighting — selecting a cell highlights every other instance of that digit on the board.
- Number-pad digit count — dim digits that have been placed nine times.
- 25 languages — full translations including RTL Arabic, Simplified and Traditional Chinese, Japanese, Korean.
- Appearance picker — System / Light / Dark.
- Save and resume — every game is persisted on-device.
- iPad layout — content width capped, all four orientations supported on tablets.