A practical QR code generator for everyday sharing
QRQR PRO helps you turn information people already use into a scannable QR code. It supports website links, plain text, WiFi access, contact cards, phone numbers, email, SMS, and social profiles. The tool is designed for a simple workflow: choose the kind of information, enter the value, adjust the visual style, preview the result, and download a file you can test before sharing.
A QR code is only useful when the destination is clear and the printed or displayed image can be scanned reliably. The notes below explain the choices that affect real-world results, so you can make a code that is useful on a phone screen, a menu, a poster, a label, or a business card.
Choose the right content type
Website and campaign links
Use the link or text tab for a website, event page, menu, product page, or a short piece of text. Check the final URL on a phone first and avoid encoding a link that depends on a temporary login or session.
WiFi and contact details
WiFi QR codes can help guests join a network, while contact cards can make it easier to save a name, phone number, email address, and organization. Review every field before downloading because the code will reveal the information to anyone who scans it.
Email, SMS, and social profiles
Email and SMS codes can open a pre-filled message, and a social profile code can take a visitor to a selected account. Use a clear destination and make sure the pre-filled text does not contain private information that was not meant to be shared.
How to create and check a QR code
- Select the content type and enter the destination or message.
- Choose a foreground and background with strong contrast. Leave the background transparent only when the final surface is known to be light and uncluttered.
- Keep a logo small enough that the three corner finder patterns and the quiet zone remain clear.
- Download the format that matches the job, then scan the downloaded file with at least two phones before publishing it.
Design choices that affect scanning
Contrast is more important than decoration. Dark dots on a light background are the safest general-purpose choice. Gradients, rounded dots, and logos can work, but they reduce the margin for error when the code is small, the surface is reflective, or the camera is not held close to the image. For print, keep the code sharp and avoid stretching a raster image. SVG is usually the better choice for signs because it can be resized without making the edges soft.
Why generation happens in your browser
QRQR PRO builds the image in the browser instead of sending the value to a QRQR PRO server. This makes the tool useful for quick local work and reduces the need to upload a WiFi password, contact card, or private message. Your browser may keep recent generations, language, theme, and consent preferences in local storage on this device. Clear those values in your browser settings when you no longer need them.
Before you publish
- Scan the final downloaded file, not only the preview.
- Confirm that the destination opens the correct page and that spelling, phone numbers, and email addresses are correct.
- Test the smallest size and the lighting conditions in which people will actually scan it.
- Replace a code when its destination changes or when the printed surface becomes damaged.
QR codes for links, WiFi, and contact details
QRQR PRO is a free browser-based QR code generator for websites, plain text, WiFi access, contact cards, phone numbers, email, SMS, and social profiles. Choose the payload, adjust the visual design, preview the result, and download a PNG, JPG, or SVG file.
Generation happens locally in the browser. Before publishing, scan the downloaded file with more than one phone and confirm the destination, contrast, quiet zone, and any information encoded in the code.
자주 묻는 질문
입력한 내용이 서버에 저장되나요?
아니요. QR 생성은 브라우저 안에서만 처리되며 URL, WiFi 비밀번호, 연락처 정보는 서버에 저장하지 않습니다.
상업적으로 사용해도 되나요?
가능합니다. 생성된 QR 이미지는 개인용과 상업용 모두에 사용할 수 있습니다.
로고를 넣으면 인식이 안 될 수 있나요?
가능성은 있습니다. 기본값처럼 25% 이하 크기와 충분한 대비를 유지하면 대부분 안정적으로 동작합니다.
어떤 형식으로 내려받을 수 있나요?
PNG, JPG, SVG를 지원합니다. 인쇄 품질이 중요하면 SVG를 권장합니다.
What should I test before sharing a QR code?
Scan the downloaded file on more than one phone, check the destination, and test it at the smallest expected display or print size. Also inspect the quiet zone around the code and confirm that a logo or decorative color does not hide the finder patterns.
Does QRQR PRO track the value I enter?
The QR image is generated in your browser, and QRQR PRO does not upload the source value to its own server. Browser storage may keep recent history and preferences on this device. Review the privacy policy before using any third-party service or adding advertising to a page.