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QR Code Generator

Enter any text or URL, style the code on the right, and download it as a PNG. All generation happens locally in your browser.

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512 × 512 px · Dots · High (30%) · Logo on

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Create QR Codes Online — Free & Instant

Our free online QR code generator lets you create high-quality QR codes from any text, URL, or data in seconds. Customize the pattern with squares, dots, or rounded modules, add an optional center logo, then download the result as a crisp PNG image ready to print or share.

What is a QR Code?

A QR Code (Quick Response Code) is a type of two-dimensional matrix barcode invented in 1994 by the Japanese company Denso Wave. Initially designed for tracking components in automotive manufacturing, QR codes have since become one of the most widely used barcode formats in the world. Today, they are embedded on product packaging, restaurant menus, event tickets, business cards, and digital advertisements, serving as an instant bridge between the physical and digital worlds.

Why are QR Codes So Popular?

QR codes seamlessly connect the physical world with the digital realm. A single scan with a smartphone camera can open a website, display contact details, connect to Wi-Fi, or trigger a payment — no typing required. Their versatility and ease of use have made them indispensable across industries.

  • Marketing & Advertising: Place QR codes on flyers, posters, and product labels to direct customers to landing pages, promotional videos, or social media profiles. Track engagement by linking to analytics-enabled URLs.
  • Contactless Menus & Payments: Restaurants, cafés, and retail stores use QR codes to provide digital menus and accept mobile payments, reducing physical contact and streamlining the customer experience.
  • Event Ticketing: QR codes on digital or printed tickets can be scanned at entry points for fast, fraud-resistant verification, eliminating the need for manual ticket checks.

Understanding Error Correction Levels

QR codes include built-in error correction that allows them to remain scannable even when partially damaged or obscured. Our generator supports all four standard error correction levels defined by the QR specification:

  • Level L (Low): Recovers up to 7% of damaged data. Produces the smallest QR code, ideal for clean digital displays where damage is unlikely.
  • Level M (Medium): Recovers up to 15% of damaged data. A balanced choice for most use cases, offering good readability with a compact size.
  • Level Q (Quartile): Recovers up to 25% of damaged data. Recommended when the QR code may be printed on materials prone to wear, such as stickers or outdoor signage.
  • Level H (High): Recovers up to 30% of damaged data. Best suited for codes that will be overlaid with logos or used in harsh environments where significant portions may be obscured.

Frequently Asked Questions

Do these QR codes expire?
No. The QR codes generated here are static, meaning the data is encoded directly into the pattern. They will never expire and will work indefinitely as long as the encoded URL or text remains valid.
Do I need to create an account?
No. This tool is completely free with no registration or login required. Simply enter your content and the QR code updates as you type. Download your code instantly.
Can I create a dotted QR code with a logo?
Yes. Choose the Dots pattern and upload a PNG, JPG, or WebP logo. The generator preserves the three QR finder patterns and automatically selects high error correction to help the customized code remain scannable.
Can I use the generated QR codes commercially?
Yes. The QR codes you generate are yours to use however you like — on business cards, product packaging, marketing materials, or anywhere else. There are no watermarks, branding, or usage restrictions.
Can I change the QR code colors?
Yes. Set the dots and background colors in the Customize panel. Dark modules on a light background scan most reliably. The contrast note updates as you pick colors so you can see if a combination is likely to work.
What size should I download for printing?
Medium (512 px) is a good default for screens and small print. Choose Large (1024 px) for posters, packaging, or anything that will be printed at a bigger physical size. Small (256 px) is fine for digital use only.
Is my text or URL sent to a server?
No. The QR code is generated entirely in your browser. Your content, colors, and logo never leave your device.
How much text can I put in a QR code?
You can encode up to 2,953 characters. Higher error correction uses more of the code for recovery, so very long text may need a lower correction level if it no longer fits.
Why does a logo switch error correction to High?
A center logo covers part of the code. High (30%) error correction can recover that missing data so phones can still scan it. You can change the logo size, but keeping High selected is the safest choice.