The QR Code Encyclopedia
Explore QR code types, versions, encoding modes, and interactive tools for every use case.
Featured QR Types
URL / Website
The most common QR code type, encoding a web address that opens automatically when scanned. URLs are encoded as plain …
Plain Text
Encodes arbitrary text content that is displayed to the user upon scanning. Unlike URL QR codes, plain text does not …
WiFi Network
Encodes WiFi network credentials using the WIFI: URI scheme, allowing smartphones to connect automatically when the QR code is scanned. …
Contact Card (vCard)
Encodes contact information using the vCard 3.0 standard (RFC 6350), allowing recipients to save a full contact entry — name, …
Email Address
Encodes an email address using the mailto: URI scheme, optionally including a pre-filled subject line and message body. Scanning opens …
QR Code Versions
Related on BarcodeFYI
Barcode Encyclopedia & ToolkitExplore 30+ barcode symbologies, tools, and guides on our sister site BarcodeFYI.
Frequently Asked Questions
What is QRCodeFYI?
QRCodeFYI is a QR code encyclopedia covering types, standards, use cases, glossary terms, and free interactive tools for creating and analysing QR codes.
What QR code tools does QRCodeFYI provide?
QRCodeFYI offers 10 free browser-based tools: generator, reader, capacity calculator, size calculator, validator, batch generator, WiFi generator, vCard generator, comparison tool, and data encoder.
Is QRCodeFYI free to use?
Yes. All tools and reference content on QRCodeFYI are free with no account required. All tools run client-side and process no data on a server.
How many QR code types does QRCodeFYI cover?
QRCodeFYI covers 15 QR code content types including URL, WiFi, vCard, email, SMS, phone, geo, calendar event, Bitcoin, WhatsApp, MeCard, EPC, and more.
What is the difference between QR codes and barcodes?
QR codes are two-dimensional matrix codes that store up to 7,089 characters, while traditional barcodes are one-dimensional and hold under 100 characters. For in-depth barcode coverage, visit our sister site BarcodeFYI (barcodefyi.com).
Does QRCodeFYI cover traditional barcodes?
QRCodeFYI focuses exclusively on QR codes. For 1D barcodes like EAN-13, UPC-A, and Code 128, visit our sister site BarcodeFYI (barcodefyi.com) — a dedicated barcode encyclopedia with 30+ symbologies, tools, and guides.