Free Online Puzzle Solvers - Sudoku, Wordle, Killer Sudoku, 24 Game & More

What Is a Puzzle Solver?

A puzzle solver is an interactive tool that takes the current state of a puzzle — its tiles, digits, cages or clues — and returns the next best move, a complete solution path, or every valid answer. Solvers work by computation and deduction, not by guessing, so a result is either a correct solution or a clear statement that the entered state cannot be solved.

• Sliding Puzzle Solver — finds a minimum-move sequence for any 3×3 to 9×9 sliding tile board.
• Sumplete Solver — marks which cells to delete so every row and column hits its target sum.
• Mulplete Solver — handles the multiplication variant — it picks the cells to keep so rows and columns reach their target products.
• 24 Game Solver — lists every way to combine four numbers with +, -, × and ÷ to make 24.
• Make 10 Solver — finds the digit and operator combinations that produce 10.
• Futoshiki Solver — fills a Latin-square grid while obeying every less-than and greater-than sign.
• Sudoku Solver — completes any Sudoku grid from the given digits.
• Killer Sudoku Solver — solves grids where dotted sum cages replace the standard given digits.
• Lights Out Solver — returns a minimal toggle sequence that switches every light off.
• Wordle Solver — narrows the candidate list after each guess and suggests the strongest next word.
• KenKen Solver — solves calcudoku grids where cages carry +, -, × and ÷ targets.
• Kakuro Solver — fills the cross-sum grid so every horizontal and vertical run matches its clue.
• Klotski Solver — plans the sliding-block moves that free the large block (Huarong Dao).
• Mastermind Solver — tracks remaining candidates and proposes the next guess for Mastermind and Bulls and Cows.
• Skyscraper Solver — fills the grid so the visible-skyscraper counts match every clue around the edge.
• Takuzu Solver — completes binary grids with no three-in-a-row and balanced colors (Binairo).
• Matchstick Equation Solver — tells you which matchsticks to move to make a false equation true.

Why Use a Puzzle Solver?

A solver is not a replacement for solving. It is the fastest way to check whether you are on the right track, and the clearest way to learn the technique behind a puzzle you could not finish.

• Verify your answer. Finish the puzzle yourself first, then let the solver confirm it in seconds.
• Break a deadlock. One empty corner with two candidate numbers — the solver tells you which is right and why.
• Learn the technique. Step-by-step output shows the order experienced players use, from scan to final fill.
• Check solvability. Enter an arbitrary state and learn whether it has a solution at all before spending time on it.

How to Use a Solver on iqiqgame.com

1. Pick the solver that matches your puzzle from the index or the comparison table below.
2. Enter the current state — tiles, digits, cages, clues or the words already played.
3. Run the solve and read the result: a completed grid, a move list, or all valid answers.
4. Apply the result in the live game on iqiqgame.com if you want to finish the puzzle with your own hands.

All Puzzle Solvers at a Glance

Puzzle Solver FAQ

This index grows with the site: every time a new puzzle game launches on iqiqgame.com, a matching solver is added here.