Guides
QR code and barcode guides
Clear answers for people who print codes on real things: menus, packaging, business cards, cartons and signs.
Barcodes
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Data Matrix vs QR Code: Differences and When to Use Each
Data Matrix and QR codes compared: size, capacity, error correction, who scans them and which industries require each.
2 min read
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How to Get a Barcode for Your Product (Step by Step)
Get a GS1 company prefix, assign GTINs, create UPC or EAN barcodes, and print them correctly. What it costs and mistakes to avoid when selling in stores.
2 min read
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UPC vs EAN Barcodes: Which One Does Your Product Need?
UPC-A and EAN-13 compared: digits, where each is used, whether US stores accept EAN, and how GS1 numbers work. Plain-English guide for sellers.
2 min read
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Which Barcode Do I Need? Types Explained for Business
A plain guide to barcode types: UPC, EAN, Code 128, GS1-128, ITF-14, Code 39, Data Matrix, PDF417, Aztec and QR. Pick the right one in minutes.
2 min read
Design
How-to
Industries
Printing
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QR Code Size Guide: How Big to Print a QR Code
The minimum QR code size for business cards, flyers, posters and billboards, the distance rule, and print resolution tips so every code scans.
2 min read
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SVG vs PNG for QR Codes: Which File Should You Use?
When to download a QR code as SVG or PNG, what resolution you need for print, and how to send files to a printer or designer.
2 min read
QR codes
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Do QR Codes Expire? Static vs Dynamic Explained
Static QR codes never expire. Dynamic codes can stop working when a subscription ends. Learn the difference and how to avoid broken printed codes.
2 min read
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How to Make a QR Code With a Logo (That Still Scans)
Step-by-step: add your logo to a QR code, pick the right error correction and logo size, and test it before printing. Includes common mistakes.
2 min read
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How to Share Wi-Fi With a QR Code (iPhone and Android)
Make a Wi-Fi QR code so guests join without typing the password. Works with iPhone and Android cameras. Security tips and printable sign ideas.
2 min read
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QR Code on Business Cards: vCard Guide With Size Tips
Add a vCard QR code to your business card so contacts save in one scan. What to include, minimum size, placement and print checks.
2 min read
