Generador de Código QR

Generar códigos QR a partir de texto, URLs, direcciones de correo, credenciales WiFi y más.

Entrada
Código QR
La salida aparecerá aquí
Código de país
Corrección de errores Los niveles más altos permiten leer el código QR incluso si está parcialmente dañadoNiveles más altos permiten leer el código QR aunque esté parcialmente dañado
Capacidad Hasta ~4,296 caracteres alfanuméricos (depende del nivel de corrección de errores)
What is a QR Code?

QR (Quick Response) codes are two-dimensional barcodes that store information in a matrix of black and white squares. Created in 1994 by Denso Wave for tracking automotive parts, QR codes are now ubiquitous for sharing URLs, contact information, and other data. They can store up to 4,296 alphanumeric characters.

Código de país

QR codes encode data in patterns of modules (black/white squares). They include error correction using Reed-Solomon codes, allowing partial recovery if damaged. The three large squares in corners help scanners detect orientation. Different versions (1-40) offer varying capacities.

Analizador Cron
  • Sharing website URLs
  • Nombre de red WiFi
  • Información de contacto
  • Payment links and invoices
  • Event tickets and boarding passes
Data Types
URL Web addresses that open in browser
Texto Plain text messages
WiFi Auto-connect to WiFi networks
vCard Información de contacto
Frequently Asked Questions

How much data can a QR code store?

Maximum capacity is 4,296 alphanumeric characters or 7,089 numeric digits. However, more data means more modules and harder scanning. Keep content short for best reliability.

Why do QR codes have error correction?

Error correction allows QR codes to remain readable even when partially obscured or damaged. Levels range from L (7% recovery) to H (30% recovery). Higher correction means larger codes.