FREE · IMAGE TOOLS
Image Region Blur.
Blur a selected numeric rectangle with a browser canvas filter.
How to use Image Region Blur
Choose local files, adjust the settings and generate. Inspect the actual image dimensions and preview before downloading.
How it works
Blur a selected numeric rectangle with a browser canvas filter. Requires canvas filter support. Blur is not secure redaction or reliable anonymization. Processing stays on your device; images are not sent to an editing service.
Example
Choose a local image or generate the sample artwork using the displayed settings.
Questions about Image Region Blur
Is Image Region Blur free, and do I need an account?
Yes. This tool is free to use in your browser without an account. Processing takes place on your device.
What are the limits and what should I check?
JPG, PNG or WebP; 15 MiB input, 25 megapixels per image. Output maximum 16 megapixels and 8,000 px per side. Exporting removes source metadata; appearance depends on browser fonts and codecs. Requires canvas filter support. Blur is not secure redaction or reliable anonymization. Review image dimensions, transparency and quality before downloading.
Is my input sent to a server?
Your input is processed in your browser and is not uploaded by this tool. Files and pasted text are cleared when the page is refreshed. Normal website requests are still required to load the page and its libraries. Read the privacy explanation.