Letter Boxed Solver — Find Every Valid Solution Instantly

Enter the 12 letters from your Letter Boxed board 3 per side and the solver will find every valid word chain that uses all of them. You’ll see multiple solutions sorted by word count, from shortest to longest.
Use it to check your work, learn from the solution structure, or get unstuck when a puzzle has you completely stumped.

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What Is a Letter Boxed Solver?

A Letter Boxed solver is a free tool that takes any set of 12 letters arranged on a four-sided square and automatically finds every valid word chain that satisfies the game’s rules. It checks every possible sequence of English words against two conditions: no two consecutive letters can share a side, and the complete chain must use every letter at least once.

Most Letter Boxed boards have more than one valid solution. A good solver shows you all of them which is something a single posted answer cannot do. Seeing multiple solutions side by side is also one of the fastest ways to develop your eye for the patterns that appear across many different boards.

How to Use the Letter Boxed Solver

  • Enter 3 letters for each of the four sides — Top, Right, Bottom, Left.
  • Click Solve and wait a moment while the solver searches.
  • Browse the results — sorted by number of words, fewest first.
  • Click any solution to see it explained step by step.
  • Use the best solution in the game, or study the chain to understand why it works.

When Should You Use the Solver?

  • After finishing the puzzle — compare your solution to the solver’s shortest answer and see if you found the optimal path
  • When completely stuck — use it to get unstuck, but try to understand why the solution works before moving on
  • For learning — study several solution chains and notice the structural patterns that repeat across many boards
  • For building custom puzzles — verify that your custom board has at least one clean solution before sharing it
  • For competitive play — check whether a two-word solution exists on today’s board before you stop trying

Does Using the Solver Count as Cheating?

Only if you decide it does. Letter Boxed is a game you play for yourself — there is no leaderboard, no prize, and nobody watching. Some players use hints. Some use solvers. Some finish every puzzle without any help. All three are valid approaches.

The players who get the most value from the solver are not the ones who use it to skip the puzzle — they are the ones who use it after attempting the puzzle, to understand where their approach went wrong and what the more efficient path was. That kind of review builds skill faster than additional puzzles alone.

Can I Use This Solver for the NYT Letter Boxed?

Yes. The Letter Boxed game mechanics are identical regardless of which site’s puzzle you are playing. Enter the 12 letters from any NYT board into this solver exactly as you would for our own daily puzzle. The solver works for any Letter Boxed board from any source.

FAQ — Letter Boxed Solver

Is the solver free?

Yes, completely free with no usage limits. Solve as many boards as you like.

Yes. Two-word solutions appear at the top of results when they exist, since results are sorted from fewest words to most.

If your solution uses a word not in our dictionary the solver will not include it. Your solution is still valid if the game accepted it.

Yes. The solver works for any 12-letter arrangement, including boards you create in the custom puzzle builder.