QRコード作成ツール（無料）

ページ・テキスト・URLのQRコードをワンクリックで作成。無料のQRコード作成ツールでサイズ調整、PNG/SVGでダウンロード。

QR Code Generator - create a QR code for any web page, text, or link in one click. 100% free, fast, and works completely offline. The QR Code Extension turns any URL or text into a high-quality, scannable QR code right from your browser toolbar — no sign-up, no ads, and your data never leaves your device. Once installed, open the extension and start Generator QR Codes with one click. 🤩 If you like QR Code Generator, give us a 5-star rating - Enjoying QR Code Generator? ✨ Features: ✔ One-click QR codes – instantly generate a QR code for the current page or tab ✔ Any content – create QR codes from any URL, link, or plain text ✔ HD export – download QR codes from 128×128 up to 2048×2048 ✔ Multiple formats – save as PNG, SVG (vector), or WebP ✔ Batch export – download several sizes and formats at once ✔ Right-click menu – generate a QR code for any page from the context menu ✔ Dark & light mode – clean, modern interface ✔ Private & offline – fully works without internet; nothing is uploaded or tracked ✨ HOW IT WORKS 1. Click the QR Code Generator icon (or right-click any page). 2. Paste a URL or type your text. 3. Pick a size and format, then download your QR code. Done. ✨ PERFECT FOR • Sharing a website or web page to your phone • Printing QR codes on flyers, posters, menus, and business cards • Adding links to slides, PDFs, and documents • Moving a link from desktop to mobile in seconds ✨ WHY CHOOSE THIS QR CODE GENERATOR • Completely free – every feature, no paywall, no limits • No account and no unnecessary permissions • Privacy-first – runs offline, so your data stays on your computer • Lightweight, fast, and ad-free Install QR Code Generator now and create unlimited QR codes in seconds.