Shikaku vs CornerWISE

Shikaku is a calm number logic puzzle: divide the grid into rectangles and match every clue. Each number on the board is a clue. Draw one rectangle around it so the rectangle's area equals the number. Every rectangle holds exactly one clue, and the whole grid must be covered. Simple rules, real deduction: a perfect brain game for a coffee break or a quiet evening. HOW YOU PLAY - Drag across the grid to draw a rectangle - Tap a rectangle to erase it - Undo, clear the board or use a hint when you are stuck - Solve the board and beat your best time WHAT'S INSIDE - A fresh daily puzzle with a daily streak - 50 levels that grow from 4x4 to 12x12 grids - Quick puzzles in Easy, Medium, Hard and Expert - Every puzzle has one unique solution, so logic always wins - Best times, timer and solve stats - Hand-drawn notebook board in light and dark mode - Plays offline, no Wi-Fi needed If you enjoy sudoku, kakuro, nonogram or other grid logic puzzles, Shikaku is the next grid puzzle to learn. It trains focus, spatial thinking and number sense without timers pushing you: just you, the grid and the next rectangle.

The central rule in CornerWISE is simple: connect two diagonal numbers when an operation (+, −, ×, ÷) produces a value in an opposite corner. Finding every connection is the challenge. - Normal and Expert modes - Random boards from 3×3 to 7×7, with number ranges from 1–6 to 1–20 - Timed, Endless, and 10s+ modes - Challenge friends on the exact same board with a QR code - Global and local leaderboards - Earn IQ Points, karate belts, Expert headbands, and streak weapons - Optional hints for missed connections - Available in 35 languages Improve your score, advance through the ranks, challenge your friends, and find the wisest route from corner to corner. Free to play with ads. No account required.