QR code guides
Everything we know about QR codes, written down honestly: how to make them, size them correctly for print, and fix them when they refuse to scan. Every guide links to a working generator so you can act on what you just read.
- Do QR Codes Expire? (The Honest Answer)Static QR codes never expire — the content is physically encoded in the pattern. Dynamic QR codes can stop working. Here's how to tell which you have.4 min read · updated 2026-09-07
- How Do QR Codes Work? (Explained Without the Math)What's actually inside a QR code — finder patterns, modules, error correction and data capacity, explained in plain English.5 min read · updated 2026-09-07
- How to Create a Google Maps QR Code (Location QR Codes)Make a QR code that opens a map at your exact location. How to get coordinates from Google Maps, and how geo QR codes behave on iPhone and Android.4 min read · updated 2026-09-07
- How to Create a QR Code (Free, in Under a Minute)Learn how to create a free QR code for a website, Wi-Fi, contact card or text — no account, no watermark, ready to download as PNG or SVG in under a minute.5 min read · updated 2026-09-07
- How to Create a QR Code for a Business CardAdd a scannable contact card (vCard) to your business card. Sizes, placement, vCard fields and how to make sure it scans off paper.4 min read · updated 2026-09-07
- How to Create a QR Code for a Website (Link QR Codes)Turn any website link into a scannable QR code. Step-by-step guide with tips on URL length, HTTPS, tracking parameters and print sizes.4 min read · updated 2026-09-07
- How to Create a QR Code for Instagram (and Other Social Profiles)Turn your Instagram profile (or TikTok, LinkedIn, YouTube and more) into a scannable QR code that works on printed material.4 min read · updated 2026-09-07
- How to Create a Wi-Fi QR Code (Guests Join With One Scan)Make a QR code that lets guests join your Wi-Fi by scanning. Works on iPhone and Android, handles special characters, no app needed.5 min read · updated 2026-09-07
- How to Scan a QR Code (iPhone, Android and Everything Else)Scanning a QR code needs no app on any modern phone. Here's how on iPhone and Android, plus what to do on older devices and desktops.4 min read · updated 2026-09-07
- QR Code Best Practices: Design, Content and TestingThe practices that separate QR codes people scan from codes they ignore: content length, contrast, logos, placement, fallbacks and testing.5 min read · updated 2026-09-07
- QR Code Not Working? 11 Fixes for Codes That Won't ScanQR code not scanning? Fix the 11 real causes: size, contrast, glare, damage, quiet zone, old phones — plus how to tell if the code or the phone is the problem.6 min read · updated 2026-09-07
- QR Code Printing Guide: Files, Materials and Finishes That ScanHow to print QR codes that survive ink spread, lamination and weather: file formats, DPI rules, materials, finishes and a pre-press checklist.5 min read · updated 2026-09-07
- QR Code Size Guide: How Big Should a QR Code Be?How big a QR code needs to be: the 10:1 distance rule, minimum sizes for business cards and posters, module sizes and a size calculator.5 min read · updated 2026-09-07
- Static vs Dynamic QR Codes: Which One Do You Need?Static QR codes contain their content forever and never expire. Dynamic codes can be edited and tracked but depend on a service. Here's the honest comparison.4 min read · updated 2026-09-07