Best Free Crossword Puzzle Makers for Teachers — 2025 Comparison

There are dozens of crossword puzzle generators out there. Most are either too basic, too cluttered with ads, or require a paid account before you can download anything useful.

This guide cuts through the noise. Here are the most-used free crossword makers for teachers, compared honestly.

What Makes a Good Classroom Crossword Maker?

Before comparing tools, here's what actually matters in a classroom context:

• Speed — you have 10 free minutes, not an hour
• Print quality — the PDF needs to look clean on a school printer
• No signup required — you shouldn't need an account for a free activity
• Student-sharing — can you send students a link to play online?
• Custom vocabulary — you must be able to use your own words, not pre-sets

CrosswordMint

Best for: Speed, print quality, and online play

CrosswordMint is built specifically for quick puzzle creation. You paste your word–clue pairs, click generate, and get a clean grid in seconds.

Strengths:

• No account required for basic use
• High-quality PDF export
• Students can play puzzles online on any device
• Generates multiple grid layouts — pick the one you like
• Share link works on mobile (WhatsApp-friendly for student sharing)

Limitations:

• Fewer customization options vs. dedicated worksheet builders (font, colors)
• Best for vocabulary-style crosswords, not image-based clues

→ Try CrosswordMint free

WordMint

Best for: Browsing an existing library of community puzzles

WordMint is one of the most widely used crossword and word-search makers, with a large public library of puzzles other teachers have already built and a classroom code system for assigning puzzles to students.

Strengths: Huge existing puzzle library to search instead of building from scratch, classroom/class-code assignment features Limitations: A free account is required to save, share, or assign your own puzzles — CrosswordMint skips that step entirely for basic use

If you just want to generate one puzzle from your own vocabulary list right now without creating an account, CrosswordMint's generator gets you there faster; if you want to search a large library of ready-made puzzles other teachers built, WordMint is worth a look.

Crossword Labs

Best for: Very simple grids

Crossword Labs has been around for a long time. It's simple and works, but the free version adds watermarks to downloads and the grid quality is basic.

Strengths: Simple interface, fast Limitations: Watermark on free PDFs, no online play for students

Discovery Education Puzzle Maker

Best for: Teachers already using Discovery Education

Part of the Discovery Education suite. Clean interface, but requires a school account. The output is solid but not mobile-friendly for student play.

Strengths: Familiar to teachers in Discovery schools Limitations: Requires school login, no direct link sharing

Flippity

Best for: Teachers who use Google Sheets

Flippity generates crosswords from a Google Sheet template. Clever approach, but the setup process is too slow for quick use.

Strengths: Integrates with Google Classroom Limitations: Setup takes time, not practical for spontaneous use

Canva (with limitations)

Best for: Design-conscious presentations

Canva has crossword puzzle templates, but they're not real generators — you manually place every word. This takes far too long for practical classroom use.

Strengths: Beautiful output Limitations: Manual placement, not a true generator

Side-by-Side Comparison

Bottom Line

For most teachers, CrosswordMint hits the best balance of speed, quality, and student-sharing features. It's the only free tool that lets students play online on their phones without creating an account.

If you're coming from WordMint and just need one quick custom puzzle without setting up an account, CrosswordMint covers that in under a minute.

If you're already inside the Discovery Education ecosystem and don't need mobile play, that's also a solid choice.

Make your first crossword free →