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QR code versions, explained, and what version your code will be
GuidesJun 11, 2026· 4 min read

QR code versions, explained, and what version your code will be

Every QR code is one of forty sizes, from a tidy 21×21 to a wall-sized 177×177. The version is set automatically by what you encode and how much error correction you want. Here's how to read it, and how to keep yours small.

Static vs dynamic QR codes: pick the right one
GuidesJun 4, 2026· 1 min read

Static vs dynamic QR codes: pick the right one

Static codes are simple and bulletproof. Dynamic codes change destination and count every scan. Here is when each one wins.

How to make a Wi-Fi QR code in 30 seconds
GuidesMay 26, 2026· 2 min read

How to make a Wi-Fi QR code in 30 seconds

Stop reading your password out loud. A Wi-Fi QR code lets people join your network with one scan. Here is how I make mine.