QR Code Generator
Create custom QR codes for URLs, WiFi networks, contact cards, and more. Free to use, no sign-up required.
Content Type
🔗 URL / Link Details
Customize
Preview
Enter content to generate QR code
💡 Tips
- • • Ensure good contrast between QR color and background
- • • Test your QR code with multiple scanner apps
- • • For print, download at larger sizes (300+ px)
- • • WiFi codes work on both iOS and Android
Popular Use Cases
Guest WiFi
Share your WiFi credentials instantly without typing passwords.
Business Cards
Add a QR code so contacts can save your info to their phone.
Marketing
Link to your website or social media from print materials.
Product Info
Add QR codes to products linking to manuals or support.
Event Tickets
Create codes for event check-in or ticket validation.
Arduino Projects
Link to code repos or docs for your maker projects.
How to Generate QR Codes
- Select the content type (URL, text, WiFi, vCard, email, etc.)
- Enter the relevant information for your chosen type
- Customize colors and size if desired
- The QR code is generated instantly in your browser
- Download as PNG or SVG, or copy the encoded data
Common Use Cases
WiFi Network Sharing
Generate a QR code with your WiFi credentials. Guests can scan to connect without typing the password.
Business Card vCard
Create a QR code with your contact information. People can scan to save your details directly to their phone.
Website Links
Generate QR codes for URLs to share on print materials, posters, or business cards.
Common Mistakes to Avoid
- Using low contrast colors (QR code may not scan properly)
- Making QR codes too small for the intended use case
- Not testing QR codes before printing or sharing
- Including too much data (very long URLs or text can create dense, hard-to-scan codes)
- Not considering error correction level for damaged codes
Frequently Asked Questions
What is a QR code?
QR (Quick Response) codes are two-dimensional barcodes that can store various types of data like URLs, text, contact information, or WiFi credentials. They can be scanned with any smartphone camera.
Do QR codes expire?
Static QR codes (like those generated here) don't expire. They contain the data directly in the code. Dynamic QR codes (from services) can be updated or disabled.
Can I customize QR code colors?
Yes, you can customize both the QR code color and background. Ensure good contrast for reliable scanning.
What file formats are supported?
You can download QR codes as PNG (raster) or SVG (vector) files. SVG is better for scaling without quality loss.
Is my data secure?
Yes, all QR code generation happens in your browser. Your data never leaves your device or is sent to any server.