How do I blur a face in a photo online?

To blur a face, simply upload your photo to our free Face Blur tool, select the 'Selective Brush' mode, adjust your brush size, and paint directly over the face you wish to obscure. Finally, click download to save your edited image.

Is this face blur tool really free?

Yes! Our image blur tool is 100% free to use. There are no paywalls, hidden fees, watermarks, or daily usage limits.

Is it safe to blur confidential photos here?

Absolutely. Our tool processes your images entirely locally within your web browser using HTML5 Canvas. Your sensitive photos are never uploaded to our servers, ensuring total privacy.

How do I blur someone in a photo on my iPhone?

Our web-based tool is fully mobile-responsive. Simply open Safari or Chrome on your iPhone, navigate to our Face Blur tool, upload your photo from your camera roll, and use your finger to paint the blur effect.

Can I blur multiple faces in one image?

Yes, you can use the manual brush tool to paint over as many faces or objects as you need in a single photograph before downloading the final result.

What is the difference between blur and pixelate?

Blurring creates a smooth, out-of-focus effect by scattering pixels, while pixelation (or mosaic) replaces detailed areas with large, blocky solid-color squares. Both are highly effective for privacy.

Can I blur license plates with this tool?

Yes, our tool is perfect for obscuring license plates before posting car photos online. Just use the selective brush to paint over the plate numbers.

How do I blur part of an image?

Select the 'Selective Brush' mode from the toolbar. This allows you to apply the blur effect only to the specific parts of the image you touch, leaving the rest of the photo sharp and untouched.

Can I blur pictures without Photoshop?

Yes, our online blur editor provides the essential privacy and redaction features of professional software like Photoshop, directly in your browser without any installation required.

How do I blur sensitive information in a screenshot?

Upload your screenshot, select the Pixelate or Blur mode, and carefully brush over the sensitive text, names, passwords, or account numbers to completely redact them.

Can this tool unblur an image?

No. This tool is designed strictly for applying blur to protect privacy. It cannot unblur, restore, or sharpen images that are already blurry.

Does blurring a face prevent facial recognition?

Yes, applying a strong blur or pixelation effect destroys the biometric data points that facial recognition algorithms rely on, effectively anonymizing the individual.

Can I undo a mistake while blurring?

Yes, our tool includes a full History feature. You can use the Undo button or press Ctrl+Z to revert your last brush stroke.

How do I make a photo blur online quickly?

Just drag and drop your photo into the workspace, click the 'Full Image' mode to instantly blur the entire picture, and hit download.

Will this tool add a watermark to my image?

No, we never add watermarks to your exported images. The final photo is completely clean and yours to use.

Can I change the intensity of the blur?

Yes, you can use the Blur Strength slider to adjust how severe the blur or pixelation effect is, from a light obscuration to complete redaction.

How do I blur the background of a photo online free?

While this is a privacy tool, you can manually blur a background by selecting the brush tool, increasing its size, and carefully painting around your main subject.

What image formats are supported?

We support all major web image formats including JPG, PNG, WEBP, and BMP.

Does the image quality degrade after blurring?

No. The unblurred areas of your image retain their original high-resolution DPI because we do not apply aggressive server-side compression.

Why should I blur faces before posting on social media?

Blurring faces protects the privacy and identity of bystanders, children, and individuals who did not explicitly consent to have their photos shared publicly.

Can I blur a PDF document?

Our tool specifically handles image files (JPG, PNG). To blur a PDF, you must first convert it to an image format using our PDF to Image converter.

Is this tool GDPR compliant?

Yes, because the tool operates entirely client-side and never transmits personal data (your photos) to a server, it is intrinsically aligned with strict GDPR privacy principles.

How do I use the pixelate feature?

Simply toggle the mode from 'Blur' to 'Pixelate' in the toolbar, adjust the block size using the slider, and paint over the area you wish to censor.

Can I blur text effectively?

Yes, we recommend using the Pixelate mode for text, as it aggressively destroys letterforms and prevents anyone from deciphering the redacted words.

How do I clear all edits and start over?

You can click the 'Clear' or 'Undo All' button to remove the mask, or simply re-upload the original image to reset the canvas.

Do you offer a browser extension?

Currently, we operate as a lightning-fast web application, meaning you can just bookmark our page for instant access without installing extensions.

How do I blur a face on Android?

Open Chrome on your Android device, go to our website, select your photo from the gallery, and use the touch interface to paint the blur effect.

Can I blur an image from a URL?

You must save the image to your device or copy it to your clipboard first, then paste or upload it into our tool.

What is Gaussian Blur?

Gaussian blur is a widely used effect in image processing that smoothly averages the pixels in an area, creating a soft, out-of-focus look ideal for obscuring details.

Can someone remove the blur I add?

No, if you apply a strong blur and save the image as a JPG or PNG, the original pixel data is permanently destroyed and cannot be reversed by any software.