Free Online QR Code Generator with Logo Support
Create custom QR codes with logos, colors, and adjustable size. Processed 100% locally in your browser for maximum privacy.
100% Private & Secure✓ Client-Side Generation✓ Offline Ready
Your data is processed locally in your browser and is never uploaded to any server.
Content
Enter the URL you want to convert to a QR code
Customization Options
300
Small (200px)Large (600px)
Higher error correction is recommended when using a logo.
Tips for Best Results
- Use high contrast colors (dark QR code on light background) for better scanning
- Keep the logo small (it will be 20% of QR code size) to maintain scannability
- Use higher error correction when adding a logo
- Test your QR code with multiple scanners before printing
- For professional use, download at 300x300px or larger
What is a QR Code?
What is a QR Code?
A QR (Quick Response) code is a two-dimensional barcode that stores information like URLs, text, contact details, or Wi-Fi credentials. It can be scanned by smartphones to quickly access the encoded data without typing. Our tool generates QR codes 100% locally.
Common Uses
- Marketing: Print on flyers, posters, and product packaging for instant digital access
- Payments: Enable contactless payments and donations
- Events: Digital tickets, check-ins, and attendee tracking
- Restaurants: Digital menus and table ordering
- Business Cards: Share contact details instantly
- Wi-Fi Access: Share network credentials without typing passwords
How to Use
- Enter the URL, text, or data you want to encode
- Customize the design, colors, and size (optional)
- Click generate to create your QR code
- Download in PNG, SVG, or other formats
- Test by scanning with a smartphone camera
💡 Pro Tips
- Use high contrast for better scanning
- Don't make QR codes too small
- Test on multiple devices
QR Code Glossary
- QR Code
- Quick Response code - a matrix barcode invented in 1994 by Japanese company Denso Wave.
- Error Correction
- QR codes can be read even if partially damaged. Levels: L (7%), M (15%), Q (25%), H (30%).
- Version
- QR code versions range from 1 (21×21 modules) to 40 (177×177 modules), determining capacity.
- Module
- The individual black and white squares that make up a QR code pattern.
- Quiet Zone
- The white border around a QR code required for proper scanning (minimum 4 modules wide).
- Data Capacity
- Maximum of 4,296 alphanumeric characters or 7,089 numeric digits depending on error correction level.