About This Tool
What is QR Code Generator?
A tool for generating QR codes from text or URLs. Share website links, business cards, event information, and more via QR codes. Customize colors and sizes freely.
How to Use
- Enter text or a URL in the input field.
- Set the QR code size and margin.
- Optionally change the foreground and background colors.
- Download the generated QR code.
Key Features
- Generate QR codes from any text or URL
- Size (px) and margin adjustment
- Customizable foreground and background colors
- Download as PNG image
Tips
- Shorter data in QR codes results in higher scan recognition rates.
- Using a URL shortener service creates cleaner QR codes.
- Ensure sufficient contrast between foreground and background colors for reliable scanning.
QR Code Generator
Generate QR codes from text or URLs
Frequently Asked Questions
Quantidade máxima de dados?▼
~4.296 caracteres alfanuméricos ou ~2.953 bytes. Na prática, URLs curtas funcionam melhor.
QR codes expiram?▼
QR estáticos nunca expiram. Mas URLs que apontam podem ficar offline.
Nível de correção de erros?▼
L(7%), M(15%), Q(25%), H(30%). Maior nível = mais redundância mas QR maior.
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