Key capabilities
- QR generation
- Image decoding
- WiFi / vCard
- Local processing
QR Code Tool
Generate text, URL, WiFi, and contact QR codes locally in the browser, or upload an image to decode a QR code.
Generate QR code
Choose a content type and fill the fields. The QR code updates live.
QR payload
16 chars · 1 lines
https://tool.ren
Fill in content to preview the QR code.
Scan check
The generated QR code will be checked automatically.
Batch generation
One item per line. Generate QR codes in bulk and check scan reliability automatically.
Batch QR codes reuse the current colors, dot style, logo, margin, and correction settings.
Decode QR code
Upload an image containing a QR code and decode it locally in the browser.
Decoded result
Upload a QR image to show decoded content.
Recent records
Keep the latest 20 generated and decoded records locally for quick reuse.
No history yet. Download, copy, or decode a QR code to add records here.
About QR Code Tool
Generate and decode QR codes. Generate text, URL, WiFi, and contact QR codes locally in the browser, or upload an image to decode a QR code. The core workflow is designed to run in your current browser.
Useful for
- Turn links into scannable QR codes
- Create visitor WiFi QR codes
- Build contact card QR codes
Frequently asked questions
Is QR Code Tool free to use online?
Yes. QR Code Tool opens in a modern browser and does not require desktop software installation.
What is QR Code Tool useful for?
Common use cases include Turn links into scannable QR codes; Create visitor WiFi QR codes.
Is my input or file uploaded?
The core processing workflow is designed to run locally in the browser. Key capabilities include QR generation, Image decoding, WiFi / vCard; account, comments, and anonymous analytics may still create normal site requests.
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