Often, while filming or recording a video in a public place or making a documentary, you may come across people who do not want their faces on camera or in your video. You cannot always ask people to move aside, but you can surely use AI and other tools to blur faces, backgrounds, or any specific part of your video without engaging in complex editing techniques.

Regardless of the reason, if you are stuck finding out how to blur a video, you can go through this helpful guide for some practical and reliable methods. We will help you with the best methods on how to blur someone's face in a video on any device, be it an iPhone, Android, Windows, or Mac computer. Let's find out.

Reasons to Use the Blur Face Effect

Blurring a face in a picture is easy and can be done using any photo editor. Using motion blur, you can easily blur anyone's face or object while they are moving. Before knowing how to blur someone's face in a video, let us see why it is essential to blur a face in a video.

1. Respect other's privacy:

While filming or recording a video in public, you may capture people who do not want to appear in your video. Unless you get their consent, you must not show anyone's face, especially when they are uncomfortable. To avoid privacy concerns, you must blur their faces. This practice helps to shoot prank videos, street interviews, street dancing, truth and dare, etc., in public.

2. Protect others' anonymity:

Some people may want to protect their privacy when participating in any video. For instance, during public interviews, sensitive documentaries, etc., who are sharing their experience may want to remain anonymous.

3. Add visuals to a video:

You may want to give a special effect to your videos by blurring and blurring the faces. For instance, if it is a face reveal in the video, you may blur the person's face and unblur it at the exact time you want to surprise. In fact, you can also create fun visual effects in short films, music videos, and other projects.

4. Other reasons to blur someone's face:

Other than the reasons listed above, there can be more causes to blur someone’s face that may include but are not restricted to:

  • You do not want a specific person to appear in your video
  • Legal issues and restrictions in your region or country
  • Blur a person's face to reveal it later

How to Blur a Video on iPhone, Android, Windows and Mac

Here are a few methods on how to blur a face in a video on iPhone, Android, Mac, and Windows.

Way #1. How to Blur a Video on iPhone

how to blur video on iphone

Blur Video background is a great tool to blur out and pixelate the faces from your filmed videos. It also helps to blur the background of a video to hide everything in the back, to enhance the picture's look, and to focus on the subject quickly. Using Blur Video Background, you can blur any part of your video in seconds. Let's see how to blur a video on iPhone in a few simple steps.

Step 1: Download and open the Blur Video Background app on your iPhone.

Step 2: Select a video source. Or shoot a new video directly from the app.

Step 3: Click Blur or Pixelate from the top menu and choose a blurring shape.

Step 4: Now apply the blur effects using keyframe, frame-by-frame.

Step 5: Click Export at the upper-right corner.

Step 6: Choose a video resolution. Then, wait for a few minutes until your video compile changes.

Step 7: Save the blurred video on your iPhone. Or, you can even share the new video directly on social media platforms.

Way #2. How to Blur a Video on Android

PutMask app is an excellent video blurring app for Android users to blur faces and other selected parts of the video. Let's find out the detailed steps on how to blur someone's face in a video on Android with PutMask.

Step 1: Download and launch the PutMask app. Grant all the permissions to use the app.

Step 2: Click twice on Select from Gallery in the main interface. A list of multiple storage locations will be displayed at the bottom of the screen.

Step 3: Choose Video Files to find and select the video in which you want to blur the unwanted faces.

Step 4: Tap the OK button at the bottom after choosing the required video. PutMask app will import the video as frames and display them in the editing timeline.

how to blur video on android

Step 5: Click CONTINUE at the bottom.

Step 6: Next, click Face Track right above the video frames.

Step 7: Click Detect Faces at the bottom.

Step 8: PutMask will auto-detect all the faces in your video and report the number of found faces. Click the OK button to continue.

Step 9: PutMask will automatically highlight the detected areas using green squares.

Step 10: Choose and tap all the faces you want to blur. Or, if you want to blur all the detected faces, you can tap on all the faces in the video.

Step 11: Click Start Tracking at the bottom of the screen.

Step 12: PutMask will process your video. Once done, click the Export button at the eight just above the video frames.

Step 13: Now click the EXPORT button with a downward arrow at the bottom left of the screen. Putmask will export and save the video to your local storage as a new file. You'll now have an exact copy of the original video with blurred faces.

Way #3. How to Blur a Video on Mac

iMovie is also a helpful tool for blurring faces on Mac. However, it is difficult to blur the face using the tool. Here's how to blur a video using the picture-in-picture features using the simple steps. For a better detailed guide you can refer to this post: How to blur video in imovie.

Step 1: Launch iMovie by clicking iMovie and going to Preferences.

Step 2: Select general preference and enable Show Advanced Tools. Now, close the likes of iMovie.

Step 3: Choose the video clip appearing on the license plate, and your clip will be displayed to the iMovie viewer.

Step 4: Press Shift + Command + 4 to screenshot the face.

Step 5: Now open any image editor to blur your image and make any changes. Then, save your image to the desktop.

Step 6: Drag over your iMovie clip and choose Picture in Picture from the appearing menu. Once the task is completed, the blurred image will display as a still in the viewer and iMovie's project pane.

Step 7: Adjust the clip's length to cover the license plate for the clip's duration.

Step 8: Resize the image and place it in your desired location.

Way #4. How to Blur a Video on Windows

Windows Movie Maker cannot blur a face or a specific region of the video. Instead, you can consider adding some text over the face. Check out how to blur a face in a video using Windows Movie Maker on Windows computers.

Step 1: Launch Windows Movie Maker and tap Add Video and Photos.

Step 2: Upload the video file you wish to edit.

Step 3: Click Add caption to censor the specific part of the video.

how to blur a video on windows

Step 4: Type a letter multiple times and change its color to black.

Step 5: Select a thick border and change the color's outline to black.

Step 6: Change the font style to Webdings or Windings.

Step 7: Change the blur shape to a square. Then, place it on the person's face to blur.

Step 8: Copy and paste it to blur more faces.

Step 9: Preview the video and make necessary adjustments if required.

Additional reading:

How to sharpen video quality

Bonus Tips: Enhance Your Videos with UniFab Video Enhancer

Blurring a face in the video is not enough to enhance the overall quality. Instead, you can use UniFab Video Enhancer to enhance and improve the quality of your video. UniFab is a powerful tool with ten tools to process, edit, and improve your video or audio. You can upscale video resolution up to 4K and even upmix audio to DTS 7.1 surround sound. It helps customize, convert, and compress videos losslessly. Its 50x faster GPU acceleration speed helps compress and convert videos to any format while preserving the original quality.


  • Restore your low-res videos into 720p/1080p/4k content
  • Upscale your SDR video to HDR10 or Dolby Vision
  • Removes noise from low-light videos and high ISO settings while perserving its detail
  • Support video editing, converting and compressing
  • Enhances the quality of video for every genre
  • Upmix audio to DTS 7.1 with AI
  • Boosts frame rate to 120 FPS

How to Use UniFab?

Step 1: Download UniFab on your computer

Download and launch UniFab on your Windows PC.

Step 2: Select your required mode

Choose a desired mode from the left section to proceed with the required action.

unifab hdr upscaler

Step 3: Customize the output parameters

unifab video enhancer

Customize your video's output by choosing the quality, codec, frame rate, and more.

Step 4: Download the video

Download the video to your computer.

The Bottom Line

Blurring a face or object in a video is essential when you neither want to film a video again nor want to include specific faces in the video. Regardless of the reason, the best option is to blur such faces to avoid privacy concerns. We hope you now know how to blur a face in a video on any device. We have listed the best methods for each device. You can use any depending on your needs and requirements. If you are looking for a versatile tool to enhance your video quality, UniFab can help you with its ease of use and top-notch features like ai video upscaling.


Q. Can I blur an object or background in my video?

Yes, many different apps and software are available to blur a specific object or video background. You can use online apps like Kapwing or PickFrom or download desktop apps like BlurEffect or Blur Video to add blur effects to your video.

Q. Can I blur a face in iPhoto?

Yes. Using the Retouch tool, you can easily blur the faces in iPhoto. Either drag the Retouch tool over the eyes and mouth region to blur the face or use the Markup photo editing extension to place a rectangle over the eyes and other regions.

Q. Can I blur my face in a video online?

Yes. You can use free online apps like Flixier to blur your face or anyone's face. Here's how.

Step 1: Upload your video to Flixier.

Step 2: Go to the Shapes menu to add a square mask.

Step 3: Apply a blur or pixelated effect to the mask.