All Zero Puzzle vs SixFour Chess

Can you find correct numbers in some numbers? This is a puzzle game that delete all numbers of question. The rule is simple, but a difficulty increases step by step. ■Rule (1) There are "Question panels" on top of the screen. There are "Answer panels" on bottom of the screen. (2) You select an "Answer panel" and drop on a "Question Panel". Then number of "Question panel" changes. (before: Q=3, A=2 ---> 3-2=1 --> after: Q=1) (3) If all numbers of "Question panels" are zero (not minus), you clear the level. ■Feature ・All 200 level are free. ・The difficulty increases step by step. ・There is "Today's question". You can play a different game everyday. It is updated at 0:00(UTC+9). ・There is a support function. That is red panel which tells you possible of the correct panel. ・There is a support function. That is "undo" function. ・This game is a practice of "Addition" and "Subtraction". ・You can use a "Hint" function. ・There is a leaderboard (Game Center). ・There is not a time limit. You can think long time.

SixFour Chess is a refined chess app built for simple, focused play on iPhone. Play locally against the AI, enjoy a clean and accessible interface, and review your finished games move by move. SixFour keeps the experience clear and distraction-free, with thoughtful design and modern mobile controls. Features Play Locally Against the AI Enjoy a smooth and focused chess experience without creating an account. Five Difficulty Levels Choose from five AI levels, including Master difficulty with online analysis for a stronger challenge. Three Hints Per Game Get limited help during a game to guide your next move. Replay Finished Games Review your completed games with local history and move-by-move board replay. Full Chess Rules Play with castling, en passant, promotion, threefold repetition, and the fifty-move rule. Built for iPhone Enjoy haptic feedback, sound effects, and a clean interface designed for mobile play. Accessible by Design SixFour supports VoiceOver and is available in English, French, and Italian. Privacy First No ads. No tracking without your consent.