QR Code Guides & Tutorials
Everything you need to know about QR codes—from how they work to advanced design tips and real-world use cases. Free, comprehensive resources to help you create effective QR codes.
Getting Started
QR code basics
Design Tips
Best practices
Use Cases
Real-world examples
Advanced
Deep dives
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Getting Started
New to QR codes? Start here to understand the fundamentals—how QR codes work, their history, and the different types available.
How to Scan QR Codes Without an App (iPhone & Android)
Good news: your phone probably already knows how to scan QR codes. Here's how to use your built-in camera on iPhone, Android, and other devices—no app download required.
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Static vs. Dynamic QR Codes: What's the Difference?
Not all QR codes are created equal. Learn the key differences between static and dynamic QR codes, and figure out which type is right for your project.
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How QR Codes Work: A Complete Guide
Learn the fascinating technology behind QR codes, from data encoding to error correction. Understand why these square barcodes have become ubiquitous.
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The Fascinating History of QR Codes
From Japanese auto factories to global pandemic response - discover how QR codes evolved from an industrial tool to an everyday essential.
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Design & Best Practices
Learn how to create QR codes that look great and scan reliably. From color choices to troubleshooting tips.
Why Won't My QR Code Scan? 7 Common Design Mistakes
Frustrated by a QR code that won't scan? Here are the seven most common mistakes that break QR codes, plus how to fix each one and create codes that work every time.
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Why SVG QR Codes Are Better Than PNG
Discover the advantages of using SVG format for your QR codes, including infinite scalability, smaller file sizes, and better print quality.
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The Art of Colored QR Codes: Design Tips That Actually Work
Learn how to customize QR code colors without breaking scannability. Discover contrast ratios, color combinations, and design best practices.
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Use Cases & Applications
Discover practical ways to use QR codes—from WiFi sharing and business cards to restaurant menus and wedding invitations.
QR Code for Bitcoin Wallet: Share Your Crypto Address Safely
Learn how Bitcoin and cryptocurrency QR codes work, how to share your wallet address securely, and why QR codes became the standard for crypto transactions.
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QR Code for Instagram Bio: Get More Profile Visits
Create a QR code that links to your Instagram profile. Perfect for business cards, flyers, and anywhere you want to convert offline audiences into followers.
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QR Code for Restaurant Menu: The Digital Menu Guide
Create a QR code menu for your restaurant, café, or bar. Learn where to place it, what to link to, and how to make the transition smooth for customers.
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QR Code for Wedding Invitations: RSVP Made Simple
Add a QR code to your wedding invitations for instant RSVPs, venue details, and more. Here's how to do it without ruining your elegant design.
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The Modern Business Card: Why You Should Add a QR Code
Business cards haven't changed much in decades. A QR code can bridge the gap between that paper rectangle and your entire digital presence. Here's how to do it right.
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QR Codes for Small Business: A Beginner's Marketing Guide
QR codes aren't just for big brands. Here's how small businesses are using them to connect with customers, streamline operations, and compete with larger competitors.
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5 Creative Ways to Use QR Codes for Weddings
From RSVP management to photo sharing, QR codes can simplify wedding planning and create memorable moments for guests. Here are five ideas that actually work.
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How to Create a Wi-Fi QR Code for Guests (No Typing Passwords)
Stop spelling out your Wi-Fi password letter by letter. Learn how to create a QR code that lets guests connect to your network instantly with just a scan.
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Advanced Topics
Deep dives into security, tracking, analytics, and other advanced QR code topics.
QR Code Printing Best Practices: From Screen to Print
Everything you need to know about printing QR codes: file formats, resolution, color considerations, paper types, and common printing mistakes to avoid.
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QR Code Size Guide: How Big Should Your QR Code Be?
Learn the ideal QR code size for business cards, posters, billboards, and packaging. Includes a distance-to-size chart and printing best practices.
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QR Codes for Events: Registration, Check-in, and Engagement
How to use QR codes for event management: ticketing, registration, session schedules, attendee engagement, and post-event follow-up.
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QR Codes for Real Estate: Property Listings and Open Houses
How real estate agents use QR codes on yard signs, flyers, and open houses. Includes virtual tour links, property details, and lead capture strategies.
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QR Codes vs Barcodes: What's the Difference?
Understand the key differences between QR codes and traditional barcodes: data capacity, scanning requirements, and when to use each format.
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QR Codes vs NFC: Which Technology Should You Use?
Compare QR codes and NFC tags for marketing, payments, and information sharing. Learn the pros, cons, and best use cases for each technology.
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How to Create a vCard QR Code (Digital Business Card)
Create a QR code that saves your contact info directly to phones. Learn vCard format, what fields to include, and best practices for digital business cards.
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Do QR Codes Expire? Everything You Need to Know
Worried your QR code might stop working? Here's the truth about QR code expiration, why some codes die and others last forever, and how to create codes that won't let you down.
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Are QR Codes Safe? How to Spot 'Quishing' (QR Phishing) Scams
QR codes are convenient, but scammers know that too. Learn how quishing attacks work, where fraudulent codes commonly appear, and how to protect yourself when scanning.
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Can You Track Who Scans Your QR Code? The Reality of Analytics
Everyone wants to know if their QR codes are working. Here's the truth about tracking scans, what data you can actually collect, and whether it's worth paying for analytics.
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