QR Code Scanner
Upload an image containing a QR code to decode it. All processing happens in your browser.
Drop an image with a QR code here
PNG, JPG, WebP supported
How to Use QR Code Scanner
- Upload or drag-and-drop your image file
- Adjust the settings like dimensions, quality, or format
- Preview the processed image
- Download the optimized image to your device
Why Use QR Code Scanner?
Image processing on FreeTools.one happens entirely in your browser using the Canvas API and modern image codecs. Your images are never uploaded to any server — they stay on your device from start to finish. This means no privacy concerns, no file size limits, and no waiting for uploads and downloads. The tools support all major formats (PNG, JPG, WebP, BMP, SVG) and provide real-time previews so you can see the result before downloading. Whether you're resizing photos for social media, compressing images for web performance, or converting between formats, the processing is instant and the quality is excellent.
- Client-side processing — images never leave your device
- No file size limits or watermarks
- Support for all common image formats
- Batch processing for multiple images
Frequently Asked Questions
Are my images uploaded to a server?
No. All image processing happens in your browser. Your images never leave your device.
What image formats are supported?
The tool supports PNG, JPG, WebP, BMP, and other common image formats.
Will the quality be affected?
You control the quality settings. Higher quality settings produce larger files.