Video Blur

Name: Video Blur
Brand: Cloudinary
Rating: 4.6 (28 reviews)

Blur your video with our free online tool. Upload a clip, blur the whole frame or a specific area, and download the result in just a few clicks.

🎥 Managing thousands of product videos? ⚡ Transcode and transform with ease. 👉 Talk to a Media Expert

Blur Video

Apply a Gaussian blur to your video

Or drag your video here

Preview

Blur Strength

300

Higher values produce a stronger Gaussian blur (1–2000).

Output Format

Current: Blur Video · MP4

★★★★★

4.6 (28 reviews)

Looking to blur videos in bulk?

GET FREE API

Free Online Video Blur Tool

Blur videos in seconds, right in your browser. No downloads needed. Just upload your video and choose what to blur.

Why use our Video Blur?

Blur videos right in the browser with no downloads or ads. Developers can also use our API to automate video blurring at scale across workflows.

Built for the browser

Work right in your browser, free, with no software to install and no watermarks.

Quality preserved

Cloudinary keeps your video crisp and true to the original, end to end.

Performance Optimization

Your blurred video is delivered in the best format and quality for every device, browser, and connection, automatically.

Blur videos in bulk

Process one video or thousands. Use our free API to blur videos automatically across your projects.

Workflow Automation

Set up presets to blur videos automatically on upload, transformed and ready for delivery in seconds.

Format versatility

Works with all major formats, so your blurred video looks sharp anywhere you share it.

How to blur a video in 3 steps

Get your blurred video in 3 simple steps. Upload your video, choose what to blur, and download the result in seconds.

Upload your video

Drag and drop your video into the browser, or upload it from your device in seconds.

Choose what to blur

Blur the whole frame or select an area to hide, set the strength, and preview it.

Download your blurred video

Once it’s ready, download your blurred video, with no watermarks, ready to share or publish.

Go beyond basic video blurring

A woman and a golden retriever in the mountains. They're sitting, facing away from the camera while the dog noses the woman. They're surrounded by natural splendor including majestic mountains, puffy clouds, and evergreen-studded hills. — An un-cropped image overlaid with a cropping window showing how it would be cropped by Cloudinary.

Original: 18 MB
We’re showing a resized version of the original asset to avoid slow loading speeds. View the original.

JPEG: 135 KB
WebP: 135 KB
AVIF: 90 KB
JPEG XL: 94 KB

Original: 18 MB
We’re showing a resized version of the original asset to avoid slow loading speeds. View the original.

JPEG: 135 KB
WebP: 135 KB
AVIF: 90 KB
JPEG XL: 94 KB

Duration: 1:42

Duration: 0:15

URL:

/ar_0.5,c_fill,g_auto,w_433/q_auto/f_auto/hiking_dog_mountain.jpg

cloudinary.image("hiking_dog_mountain.jpg", {transformation: [
  {aspect_ratio: "0.5", gravity: "auto", width: 433, crop: "fill"},
  {quality: "auto"},
  {fetch_format: "auto"}
  ]})

new CloudinaryImage("hiking_dog_mountain.jpg")
  .resize(
    fill()
      .width(433)
      .aspectRatio(0.5)
      .gravity(autoGravity())
  )
  .delivery(quality(auto()))
  .delivery(format(auto()));

new CloudinaryImage("hiking_dog_mountain.jpg")
  .resize(
    fill()
      .width(433)
      .aspectRatio(0.5)
      .gravity(autoGravity())
  )
  .delivery(quality(auto()))
  .delivery(format(auto()));

new CloudinaryImage("hiking_dog_mountain.jpg")
  .resize(
    fill()
      .width(433)
      .aspectRatio(0.5)
      .gravity(autoGravity())
  )
  .delivery(quality(auto()))
  .delivery(format(auto()));

new CloudinaryImage("hiking_dog_mountain.jpg")
  .resize(
    fill()
      .width(433)
      .aspectRatio(0.5)
      .gravity(autoGravity())
  )
  .delivery(quality(auto()))
  .delivery(format(auto()));

CloudinaryImage("hiking_dog_mountain.jpg").image(transformation=[
  {'aspect_ratio': "0.5", 'gravity': "auto", 'width': 433, 'crop': "fill"},
  {'quality': "auto"},
  {'fetch_format': "auto"}
  ])

(new ImageTag('hiking_dog_mountain.jpg'))
	->resize(Resize::fill()->width(433)
->aspectRatio(0.5)
	->gravity(
	Gravity::autoGravity())
	)
	->delivery(Delivery::quality(
	Quality::auto()))
	->delivery(Delivery::format(
	Format::auto()));

cloudinary.url().transformation(new Transformation()
  .aspectRatio("0.5").gravity("auto").width(433).crop("fill").chain()
  .quality("auto").chain()
  .fetchFormat("auto")).imageTag("hiking_dog_mountain.jpg");

cl_image_tag("hiking_dog_mountain.jpg", transformation: [
  {aspect_ratio: "0.5", gravity: "auto", width: 433, crop: "fill"},
  {quality: "auto"},
  {fetch_format: "auto"}
  ])

cloudinary.Api.UrlImgUp.Transform(new Transformation()
  .AspectRatio("0.5").Gravity("auto").Width(433).Crop("fill").Chain()
  .Quality("auto").Chain()
  .FetchFormat("auto")).BuildImageTag("hiking_dog_mountain.jpg")

cloudinary.image('hiking_dog_mountain.jpg').transformation(Transformation()
	.resize(Resize.fill().width(433)
.aspectRatio(0.5)
	.gravity(
	Gravity.autoGravity())
	)
	.delivery(Delivery.quality(
	Quality.auto()))
	.delivery(Delivery.format(
	Format.auto())));

imageView.cldSetImage(cloudinary.createUrl().setTransformation(CLDTransformation()
  .setAspectRatio("0.5").setGravity("auto").setWidth(433).setCrop("fill").chain()
  .setQuality("auto").chain()
  .setFetchFormat("auto")).generate("hiking_dog_mountain.jpg")!, cloudinary: cloudinary)

MediaManager.get().url().transformation(new Transformation()
  .aspectRatio("0.5").gravity("auto").width(433).crop("fill").chain()
  .quality("auto").chain()
  .fetchFormat("auto")).generate("hiking_dog_mountain.jpg");

cloudinary.image('hiking_dog_mountain.jpg').transformation(Transformation()
	.resize(Resize.fill().width(433)
.aspectRatio(0.5)
	.gravity(
	Gravity.autoGravity())
	)
	.delivery(Delivery.quality(
	Quality.auto()))
	.delivery(Delivery.format(
	Format.auto())));

cloudinary.image {
	publicId("hiking_dog_mountain.jpg")
	 resize(Resize.fill() { width(433)
 aspectRatio(0.5F)
	 gravity(
	Gravity.autoGravity())
	 })
	 delivery(Delivery.quality(
	Quality.auto()))
	 delivery(Delivery.format(
	Format.auto())) 
}.generate()

new CloudinaryImage("hiking_dog_mountain.jpg")
  .resize(
    fill()
      .width(433)
      .aspectRatio(0.5)
      .gravity(autoGravity())
  )
  .delivery(quality(auto()))
  .delivery(format(auto()));

Frequently Asked Questions

What is the Video Blur tool?

The Video Blur tool lets you blur all or part of your video, quickly and easily, right in your browser, with nothing to install.

How does the Video Blur work?

Upload your video and choose what to blur directly in your browser. The tool processes it and gives you your blurred video in seconds.

Is the Video Blur free to use?

Yes, the Video Blur is free to use online. Just upload your video, choose what to blur, and download the result, with no software required.

Can developers use the Video Blur programmatically?

Yes. Developers can use Cloudinary’s API to blur videos and automate video blurring across their workflows at scale.

What can I do with the Video Blur?

Hide faces, plates and sensitive info, create soft backgrounds, censor content, or add depth.