Infinity vs Sudoku Proof

The Ultimate Speed Math Challenge! Test your math skills in this fast-paced, endless runner-style game! You have just 10 seconds per equation - answer TRUE or FALSE before time runs out! FEATURES: - Lightning-fast 10-second rounds - TRUE/FALSE math equations - Progressive difficulty that gets harder - Score bonus for speed - answer faster = more points! - Game Center leaderboards - Track your longest streak and high score GAMEPLAY: Answer math equations correctly as fast as possible! The quicker you answer, the higher your score. Miss one question or run out of time - game over! How long can your streak last? Practice Mode A brand-new way to learn math at your own pace. 4 Session Modes Free - Unlimited questions, no timer. Stop whenever you like. 30s Sprint - How many can you answer in 30 seconds? 60s Sprint - A full minute of focused practice. Times Tables - Drill a specific multiplication table from 2 to 12. Perfect for: - Quick brain training sessions - Math practice for students - Competitive score challenges with friends - Sharpening mental arithmetic skills Download now and see how far your math skills can take you in this endless challenge!

Every move has a reason. Sudoku Proof is a clean, private Sudoku built for uninterrupted play and real learning. Start a puzzle instantly, finish it offline, and understand the logic when you want help. There are no ads, no account, no lives, and no subscription. PLAY A COMPLETE SUDOKU - Unlimited Easy, Medium, and Hard puzzles - A shared Daily Challenge, including Expert and Master days - Pencil notes with automatic cleanup - Unlimited undo and redo - Optional error checking and a timer you can hide - Automatic local saving after every move - Light and dark appearance on iPhone and iPad LEARN THE REASON Basic reveals help you finish without buying hint packs. Pro adds visual Logic Proofs that highlight the exact candidates, units, and eliminations behind the next step. Practice Singles, Locked Candidates, Pairs, Triples, X-Wing, Skyscraper, XY-Wing, and Swordfish. BRING YOUR OWN PUZZLE With Pro, type or paste an 81-cell puzzle, check whether it has one solution, see its difficulty, and solve it step by step. ONE PURCHASE, NO SUBSCRIPTION Pro Lifetime permanently unlocks Expert and Master practice, the complete technique school, custom puzzle solving, full daily archive, solve replays, advanced insights, and extra themes. Restore your purchase at any time. PRIVATE AND OFFLINE FIRST Your active game and history are stored locally. Private iCloud sync and Game Center are optional Apple services; either can be unavailable without stopping play or losing the local result.