- A link to a page that doesn't exist now shows our octopus and a single button to the home screen, instead of an error. - "Rate ChessTactics" in Settings: the store's review page, whenever you want. - Fork path: the second test now passes at 3 out of 5. - Lighter screens: less text, the same information.

- Stronger engine: "Analyse with the engine" and the scan of your games now run Stockfish 19, stronger than before and lighter to download. - Every language reviewed: clearer wording in French, German, Spanish, Portuguese and Russian. - Fix: when signing in fails, the button no longer spins forever; you now see a message and can try again.

- New: share your sprint score or your daily puzzle result in one tap. - Sprint: a move played in the last second now counts, and your personal best includes runs played on your other devices. - Games: your linked accounts fit on one line, the weekly scan is a simple switch, and a single main button trains the positions you missed, with the filters grouped together. - Clearer screens: each course on Home shows its poster position and a one-line summary, the mascot welcomes you on the sign-in screens, the Pro screen is simpler, and Settings shows when you went Pro and what it unlocks. - Fixes: a dropped connection no longer costs you a radar point, review XP is no longer counted twice on screen, and signing up with an e-mail that already has an account now tells you so.

- Sprint: a move played in the last second now counts, and your personal best takes in the runs you play on your other devices. - Fixes: a dropped connection no longer costs you a radar point, review XP is no longer counted twice on screen, and signing up with an e-mail that already has an account now tells you so.

- Safer Google sign-in, and your session is now stored encrypted on your device. - Livelier buttons and cards, and confetti when you pass a test, finish a drill or set a new sprint record.

- Clearer engine arrows on the analysis board, and a lighter tint while you explore. - A forced mate now reads "mate in N" instead of a huge pawn count. - Your rating is right straight away after you resign a rated session. - Loading indicators instead of empty screens, and no more spinner every time you open a list. - Each screen keeps its own board size. - The home screen and your games count the same missed tactics. - Updates install faster, when you open or return to the app.

• The analysis board no longer freezes after a few moves. • Log in from any screen that invites you to create an account. • Resize the board with the grip under it. • Lessons and courses now in French and German. • Your streak has freezes: a missed day no longer resets it. • Engine lines drawn as graded arrows, and many layout fixes.

A way back from every screen: the sprint board, a course and a player's profile no longer trap you. The board can be resized: drag the grip under it, and the size is kept. The courses, lessons and exercises are now in French and German. Fixed: the sprint leaderboard could not be scrolled after switching mode.