Grid Hero - Logic Puzzles

Welcome to 'Grid Hero' – A growing collection of number-based puzzles! Games Included:
Hitori, Sudoku, Kuromasu, FindNine, Skyscrapers, SlitherLink, Binairo, Dominosa, Battleships, Tents, Light Up, Shikaku, Minesweeper, Renzoku, Masyu, FourWinds, Nurikabe, Arrows, Gappy, Doppelblock, EulerSquare, Thermometers, Bricks, Oneness, Hundred, Kakurasu, Walls, Slant.

100 challenge levels every week.
All games support Game Center leaderboards.

Contact: [email protected]

Hitori: Black out squares to avoid repeats in rows/columns, keep unblackened squares connected.
Sudoku: Four difficulty levels, features Pencil Mode, Auto-fill, Candidate Lock, Undo/Redo.
FindNine: Circle 1-9, ensuring row/column sums ≤ 9.
Oneness: Convert all numbers to 1.
Kuromasu: Black out cells ensuring numbered cells see correct white squares, keep all white squares connected.
SlitherLink: Form a loop, ensuring segments match surrounding numbers.
Skyscrapers: Place skyscrapers with unique heights per row/column; numbers outside show visible buildings.
Binairo: Fill with X and O, no more than two consecutive, equal counts in rows/columns.
Dominosa: Pair adjacent numbers, each pair used once.
Battleships: Locate ships avoiding contact; row/column numbers show ship parts.
Tents: Place tents next to trees, matching row/column counts, no touching tents.
Light Up: Illuminate all white squares with bulbs, avoiding overlaps.
Shikaku: Divide grid into rectangles; each area matches its number.
Minesweeper: Uncover all mines.
Renzoku: Unique numbers per row/column; connected cells differ by 1, others differ by more.
Masyu: Draw a loop through all circles, following black/white rules.
FourWinds: Extend lines from numbers to match the total squares passed.
Nurikabe: Separate white islands with black walls, ensuring connectedness.
Arrows: Adjust arrows so each number matches incoming arrow sums.
Gappy: Shade cells so white squares between black match outside numbers.
Doppelblock: Fill rows/columns with 1-N and two black cells per line.
EulerSquare: Fill cells uniquely with letter-number combinations, avoiding repeats.
Thermometers: Fill from the base, matching outside numbers for filled squares.
Bricks: Ensure bricks contain one odd, one even number per row/column.
Hundred: Ensure rows/columns sum to 100, adding digits where needed.
Kakurasu: Shade cells to match row/column totals, with increasing cell values.
Walls: Draw horizontal or vertical lines in the grid, and the total length of lines from a numbered square matches the number.
Slant: Draw diagonal lines in each square such that the number inside the circle indicates the count of connected diagonal lines, and no lines form a loop.

New games are continuously added—stay tuned!