Crossword Duels: Challenge a Friend on the Same Grid

Crosswords have always had a social problem: they are built for one person. You can hand someone the same newspaper page, but the moment you want a fair race, the details get in the way. Who started when, who peeked at whose grid, who counts a lookup as cheating.

A crossword duel fixes that. Two people get the exact same puzzle, each solves it alone, and the faster complete solve wins. No shared screen, no honor-system timing, no need to be free at the same hour. Grid Genius runs the clock, keeps the grids separate, and settles the result on a scorecard when both times are in.

This post covers how duels work, the three kinds of duel you can start, what keeps them fair, and how this differs from what other crossword apps offer.

What exactly is a crossword duel

A duel is a head-to-head race on one crossword. You challenge a friend, they accept, and you each solve the same grid with the same clues. The lower solve time wins. If the times land exactly equal, the duel is a tie, which is rarer than you would think once seconds are involved.

Everything is asynchronous. Your friend has 24 hours to accept the challenge, and once they do, each of you has up to 72 hours to actually sit down and solve. One of you can play at breakfast and the other at midnight; the scorecard does not care. If only one of you finishes before the deadline, that person takes the win. If nobody accepts, the challenge expires quietly.

Every finished duel is recorded in a running series between the two of you. Win a duel and the rivalry stands at 1 and 0; lose the rematch and it is even again. The series is the part that keeps a duel from being a one-off. A single race is a novelty. A record you can lose is a reason to come back.

Three ways to start a duel

The daily duel is the cleanest contest. Neither of you has seen the puzzle, both of you were going to solve it anyway, and the fair-start problem disappears because the daily challenge is the same grid for everyone. If you both already solved today's daily before the challenge, your existing times are compared directly, so nobody gets a second run.

Duels on your own puzzles turn something you made into something you compete on. Build a crossword with the free maker, solve a puzzle you enjoyed, then send it to a rival straight from the completion screen. They get the same grid; your recorded time is the ghost they are chasing.

Fresh AI duels are the option no paper crossword can match. Type any topic, and Grid Genius generates a brand-new crossword about it that neither of you has seen. Space movies, 90s music, the vocabulary from your book club's current novel. Because the puzzle is created for the duel, there is no way either player has an edge, and the topic itself becomes part of the challenge. Pick your friend's blind spot or your own specialty; both are legitimate strategies.

One pricing note worth repeating, because it trips people up: your rival never needs a paid plan. AI-generated duel puzzles come out of the challenger's own allowance, and accepting any duel is free on every tier. If you are the crossword person in the friendship, you can carry the whole rivalry on your account. And the challenger side does not require a subscription either: every Grid Genius account includes 3 free AI crossword generations, so you can try a topic duel or two before deciding whether any of this is worth paying for.

What keeps a duel fair

A race is only interesting if both runners trust the track. A few design choices do the work here.

Same grid, same clues, separate screens. Each player solves a private copy. There is no shared cursor and no way to see your rival's letters, so the duel measures solving, not glancing.

The clock runs server-side. Your solve time is the time you actually spent in the puzzle, tracked the same way for both players. Nobody is timing themselves with a kitchen timer and rounding down.

Hints are visible, not hidden. Grid Genius has AI Hints that work differently from the reveal-a-letter buttons in most apps: they rephrase the clue or offer a related fact, nudging you toward the answer instead of handing it over. You can use them in a duel, but the scorecard shows how many hints each side used, right next to the times. Win with zero hints and the scorecard says so. Win with six and it says that too.

You control who can challenge you. A privacy setting restricts duels to friends only, and a rate limit stops anyone from spamming challenges. While solving, a small pace indicator shows whether you are ahead of or behind your rival's pace; if you find that distracting, a quiet mode hides it and just lets you solve.

If you are newer to crosswords and worried about being outmatched, remember that shorter grids keep duels close, and the fundamentals of solving transfer quickly. Losing a few duels to a faster friend is also, quietly, one of the fastest ways to improve. There is decent evidence that regular crossword solving is good exercise for your brain; a standing rivalry mostly ensures the exercise actually happens.

How other crossword apps compare

Head-to-head racing on a full crossword grid is surprisingly rare. Most social features in crossword apps fall into one of three buckets.

Collaborative solving is lovely, and leaderboards are a fine way to feel ambient competition. But neither gives you the specific, personal stakes of a named rival, a deadline, and a running score between the two of you. If what you want is "you, me, same puzzle, loser buys coffee," that is a duel, and it is the gap Grid Genius set out to fill. For a broader look at what each app does well, see our comparison of the best crossword apps.

Beyond the duel: friends on Grid Genius

Duels sit on top of a simple friends system. Once you connect with someone through an invite link, you also get:

• A friends leaderboard comparing daily solve times among people you actually know, which is more motivating than a global list of strangers.
• Daily standings after you finish the daily challenge, showing where your time landed among your friends today.
• Rematches from any finished duel. A rematch on a topic duel generates a brand-new puzzle on a topic of the initiator's choosing, so the series never repeats a grid.

None of it interrupts the solve itself. Grid Genius keeps competitive information out of the puzzle screen except for the optional pace indicator in an active duel; standings and scorecards only appear after you finish. The puzzle stays the point.

Try it on any topic

Duels work with everything else Grid Genius does. Generate a crossword about anything and duel on it, or warm up solo first:

Available on the web at play.gridgenius.app and in the Grid Genius app for iPhone and iPad.

Frequently asked questions

The short version

A crossword duel is the same puzzle, two solvers, and one scorecard. Daily duels and duels on existing puzzles are free for both players, AI-topic duels are covered entirely by the challenger, and nobody needs to be online at the same time. Add one friend and the daily crossword you were already solving becomes a standing rivalry.