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Trình tạo mã QR

QR code generator: generate scannable QR codes from text or URLs with error correction and download for sharing and marketing, with one-click copy and offline.

Cách sử dụng

Nhập văn bản hoặc URL, chọn mức độ sửa lỗi, mã QR được tạo theo thời gian thực, có thể nhấp chuột phải để lưu hoặc sao chép dưới dạng hình ảnh.

Overview

QR Code Generator is a Generator tool. Generate scannable QR codes from text or URLs with error correction and download for sharing and marketing, with one-click copy and offline. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.

Use cases

  • Daily use of QR Code Generator: Enter text or a URL, pick an error correction level. The QR code renders live and can be saved. — enter and get instant results without manual lookup.
  • One-click copy keeps results ready to save, check or share with family and pros.
  • Use QR Code Generator offline or on poor network — all calculations stay local and private.
  • Brainstorm handles for accounts and communities with options
  • Use placeholder people and names for testing without privacy risks

How to use

  1. 1 Enter text or a URL, pick an error correction level. The QR code renders live and can be saved..
  2. 2 Preview live; tweak colors, margins and error tolerance
  3. 3 Export PNG/SVG or copy text results
  4. 4 Batch-generate and archive for reuse

Highlights

  • Local & private: processing stays in your browser
  • Live validation with tolerant parsing
  • One-click copy and export for docs, code or sheets
  • Batch and offline support under poor network

Notes

  • Scan-test printed codes with a real phone first
  • Placeholders are for testing only, not deception
  • Check font and icon licensing for commercial use

FAQ

Export formats?
PNG/SVG for graphics, copy or TXT/CSV for text.
Commercial use?
Tool output is fine; confirm fonts, icons and brands yourself.
How is QR Code Generator different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “qr code” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
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All calculations run locally in your browser; nothing is uploaded.