Best Free Crossword Puzzle Makers in 2026: A Complete Comparison

Creating your own crossword puzzle used to require specialized software, graph paper, and hours of patience. In 2026, free online tools make it possible for anyone to build a crossword in minutes — whether you're a teacher preparing a vocabulary review, an event planner creating party entertainment, or just someone who wants to make a puzzle for fun.

We tested the most popular free crossword puzzle makers and compared them on features, ease of use, and output quality. Here's what we found.

Quick Comparison

Tool	AI Generation	Word List	Freeform Editor	PDF Export	Account Required
Grid Genius	Yes	Yes	Yes	Yes	No
Crossword Labs	No	Yes	No	Premium	No
Discovery Education	No	Yes	No	Yes	No
EclipseCrossword	No	Yes	No	Yes	No (download)
Crossword Compiler	No	Yes	Yes	Yes	Paid
My Crossword Maker	No	Yes	No	Premium	Yes

1. Grid Genius

Best for: Anyone who wants the fastest, most flexible free crossword maker.

Grid Genius is the only crossword maker that combines AI generation with manual creation tools — and it's free. Three creation methods cover every use case:

• AI Generation: Enter a topic (e.g., "Solar System") and difficulty level. The AI generates a complete crossword with clues in under 30 seconds. This is the fastest way to create a puzzle from scratch.
• Word List Builder: Enter your own words and clues. The tool arranges them into a valid crossword grid automatically. Perfect for teachers with specific vocabulary lists.
• Freeform Editor: Full manual control over grid layout. Place black squares, type entries, write clues. For constructors who want creative freedom.

All three methods export to PDF for free. No account required for basic creation. The puzzles are playable on web and mobile, and shareable via link.

Limitations: AI generation requires an internet connection. The free tier limits custom puzzle creation to a certain number per day (Plus and Pro tiers remove this limit).

Try the Grid Genius Puzzle Maker

2. Crossword Labs

Best for: Quick word-list puzzles with minimal setup.

Crossword Labs is a clean, no-frills word list tool. Paste a list of words and clues, click generate, and you get a crossword. The interface is minimal — which is a strength if you just want something fast. Puzzles can be solved online, shared via link, or embedded in websites.

Limitations: No AI generation — you must supply your own words. PDF export and answer keys require a premium subscription ($5.95/month). No freeform editor. Grid layouts are algorithmically generated with no manual adjustment.

3. Discovery Education Puzzlemaker

Best for: Teachers in K-12 classrooms.

A staple in schools for over a decade, Discovery Education's Puzzlemaker generates crosswords from word lists. The interface is straightforward, and puzzles print cleanly for classroom handouts.

Limitations: Very basic output — no difficulty settings, no grid size options, no online solving. The tool hasn't been significantly updated in years. No AI, no freeform editing. Works best for simple vocabulary review, not complex themed puzzles.

4. EclipseCrossword

Best for: Offline crossword creation on Windows.

EclipseCrossword is a free downloadable program (Windows only) that generates crosswords from word lists. It produces clean printable output and has been a reliable tool since the early 2000s.

Limitations: Windows only — no Mac, no web version. No AI generation. The interface feels dated compared to modern web tools. No online solving or sharing. No freeform editor.

5. Crossword Compiler

Best for: Professional crossword constructors.

Crossword Compiler is the industry standard for serious constructors — used by NYT and other publications. It offers the most powerful grid editing tools, auto-fill algorithms, and publishing options.

Limitations: Not free — the full version costs $49+. This is professional software, not a casual maker. The learning curve is significant. Best for people who construct crosswords regularly, not occasional users.

6. My Crossword Maker

Best for: Simple word-list puzzles with an account.

My Crossword Maker generates crosswords from word lists with a clean interface. Puzzles can be solved online, printed, or assigned to students via class codes.

Limitations: Requires a free account to create puzzles. PDF export and advanced features require a paid plan. No AI generation. No freeform editor.

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How to Choose

The right tool depends on your use case:

• Teachers → Grid Genius (free AI + word list + PDF) or Discovery Education (simple classroom handouts)
• Event planners → Grid Genius (AI topics for party games, team building)
• Casual fun → Grid Genius (enter a topic, get a puzzle) or Crossword Labs (paste a word list)
• Professional constructors → Crossword Compiler (industry-standard tools)
• Offline/Windows → EclipseCrossword (free download)

For a deeper dive into creation methods, see our guide on three ways to create crossword puzzles.

What Makes a Good Crossword Maker?

After testing all these tools, the qualities that matter most are:

1. Speed — how fast can you go from idea to finished puzzle?
2. Flexibility — can you use your own words AND generate from topics?
3. Output quality — do puzzles look clean in print and on screen?
4. Accessibility — can you use the tool without creating an account or paying?

Grid Genius is the only tool that scores high on all four. AI generation handles speed, three creation methods handle flexibility, PDF export handles output quality, and no-account-required handles accessibility.

If you're a teacher looking for classroom tools, a homeschooling parent, or someone planning custom puzzles for events, free crossword makers have never been better.