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Practical guides on QR codes: types, use cases, and best practices.
Dynamic vs Static QR Codes: Which Should You Use?
Static QR codes encode content directly and never expire; dynamic ones redirect through a tracked link you can edit later. Here's how to pick.
How to Create a Free QR Code (No App, No Sign-Up)
Create a custom QR code in under a minute, free, with no account and no app install — here's the fastest way to do it from any browser.
How to Scan a QR Code Without an App
You don't need a dedicated scanner app — every modern phone reads QR codes with its built-in camera, and there's also a free way to scan from a photo.
QR Code for Digital Business Cards (vCard)
A vCard QR code saves your name, phone, email, and company straight into someone's contacts with one scan — no typos, no manual typing.
QR Code for WiFi Sharing: Step-by-Step
Turn your WiFi network name and password into a scannable QR code so guests connect instantly, without typing anything or asking you to spell it out.
QR Code Size & Print Guide (Flyers, Posters, Packaging)
The right QR code size depends on how far away people will scan it from — here's a simple rule of thumb and the settings that actually matter for print.
QR Codes for Restaurant Menus: Setup Guide
A QR code menu saves reprinting costs every time a price or dish changes, and it's simple to set up with a link and a printed table card.
What Is a QR Code and How Does It Work?
A QR code is a two-dimensional barcode that stores text, links, or contact data and can be read instantly by any modern phone camera. Here's how it actually works.