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QR code guides

Clear, practical tutorials for getting the most out of QR codes — from sharing Wi-Fi to designing branded codes that scan first time.

Qrop credits and API subscriptions: how billing works

Paid credits and API subscriptions are live on Qrop. Here's exactly how the billing model works — free tiers, credit packs, and metered API plans — with examples.

How to create a Wi-Fi QR code

Let guests join your network with a scan instead of typing a long password. Here's how Wi-Fi QR codes work and how to make one.

How to make a vCard QR code for contact sharing

Put your full contact card on a business card or badge — one scan saves your details straight to the phone's address book.

QR code error correction levels explained

L, M, Q, H — what they mean, how much damage a code can survive, and why adding a logo forces the highest level.

How to design QR codes that always scan

Branding a QR code is easy to get wrong. Here are the contrast, logo-size, and quiet-zone rules that keep custom codes readable.

QR codes for restaurant menus

Replace printed menus with a single scan. Here's how to set one up properly, and the mistakes that frustrate diners.

QR code vs barcode: what's the difference?

Both are scannable codes, but they store data very differently — here's what sets a QR code apart from a traditional barcode.

Dynamic vs static QR codes: which should you use?

Static codes never change. Dynamic codes can be redirected after printing. Here's the real trade-off behind the marketing term.

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