AI Simulator vs BrainGrid

AI Simulator lets you explore how AI learns through brain-teasing puzzles. Tackle pattern recognition, logic chains, emotional cues, subject sorting and many other challenges that sharpen your mind and reveal the magic behind machine thinking—one quick puzzle at a time.

BrainGrid is your daily puzzle break: Sudoku, number games and word games in one beautifully crafted app. SUDOKU, FIVE WAYS Play classic Sudoku plus four more modes, including the new Killer Sudoku, where cages of cells add up to a target sum. Choose from Easy to Expert, use notes and hints when you need them, and watch your times improve. NUMBER MATCH Clear the board by pairing numbers that match or add up to 10. Plan your moves, add more numbers when you're stuck, and clear whole rows for bonus points. WORD GAMES Guess the hidden word in six tries, find every word in the Word Wheel (bonus for the pangram!), solve crosswords, hunt through word searches and more. DAILY PUZZLES AND STREAKS A new daily challenge every day. Keep your streak alive, earn XP and level up. GAME CENTER Compete on leaderboards for total XP, puzzles solved, fastest Expert time, best streak and word wins, and unlock 12 achievements. PLAY AT YOUR PACE Your progress saves automatically, so you can leave a puzzle and pick it up later right where you stopped. Free to play with ads. A one-time Remove Ads purchase turns them off for good.